IP Library › Granted Patent US 9,678,541
Granted Patent B2
US 9,678,541 · App. 14/516,864 · Granted Jun 13, 2017

Pivot shaft transmission device

Inventors: An Szu Hsu (New Taipei, TW); Wang Jui Lee (New Taipei, TW); Chung Yi Lin (New Taipei, TW); Ya Ching Lin (New Taipei, TW)
Assignee: First Dome Corporation
G06F1/1681E05Y2900/606
View Patent ↗
Loading inventors, assignments & file history…
Monitor This Case
Get email alerts when status or documents change.
Order Certified Copies
Most orders are placed with the USPTO same day — all within 24 business hours.
Order via The Patent Place →
Pre-filled with this patent's details
Quick Facts
Patent No.
US 9,678,541
App. No.
14/516,864
Granted
Jun 13, 2017
Kind
B2
Abstract

A pivot shaft transmission device provides a security system and is easy to assemble. The pivot shaft transmission device includes at least one rotary shaft, a drive section movable with the rotation of the rotary shaft, a driver (transversely) movable along a rail between a first position and a second position, a turning unit having a first end connected with the driver and a second end, and a transmission unit assembled with the second end of the turning unit. The transmission unit includes a first section, a second section and at least one elastic body assembled with each other. When the turning unit is swung, the transmission unit is driven to (longitudinally) move to drive a connection section and a carrier body for lifting or lowering a substrate body or a frame in accordance with the operation mode of an electronic apparatus.

Claims (58)

1. A pivot shaft transmission device comprising:

at least one rotary shaft having a fixed section and a pivoted section, the pivoted section being assembled with a torque module;

a drive section disposed on the rotary shaft, the drive section being provided with a driving section;

a driver having a guide section assembled with the driving section and a holder section, the holder section being movable along a rail between a first position and a second position;

a turning unit including a first end pivotally connected with the holder section of the driver, a second end and a middle section connected between the first and second ends;

a transmission unit having a pivoted end pivotally connected with the second end of the turning unit and an assembling end pivotally connected with a connection section; and

at least one elastic body disposed between the pivoted end and the assembling end, when the rotary shaft is rotated, the drive section, the driver and the turning unit being moved in response to the rotation of the rotary shaft, whereby the transmission unit drives the connection section to move.

2. The pivot shaft transmission device as claimed in claim 1 , wherein the transmission unit includes a first section and a second section for together driving the connection section to move, the pivoted end being disposed on the first section, the first section having an arm connected with the pivoted end, the pivoted end being pivotally connected with the second end of the turning unit via a bolt, the assembling end being disposed on the second section, the second section having a plate body connecting with the assembling end, the assembling end being connected with the connection section via a pin member, the plate body of the second section being provided with a guide section, the guide section having a head end and a rear end, the arm of the first section being provided with at least one restrictor, the restrictor being assembled in the guide section of the second section.

3. A pivot shaft transmission device comprising,

at least one rotary shaft having a fixed section and a pivoted section, the pivoted section being assembled with a torque module;

a drive section disposed on the rotary shaft, the drive section being provided with a driving section;

a driver having a guide section assembled with the driving section and a holder section, the holder section being movable along a rail between a first position and a second position;

a turning unit including a first end pivotally connected with the holder section of the driver, a second end and a middle section connected between the first and second ends;

a transmission unit having a pivoted end pivotally connected with the second end of the turning unit and an assembling end pivotally connected with a connection section; and

at least one elastic body disposed between the pivoted end and the assembling end, when the rotary shaft is rotated, the drive section, the driver and the turning unit being moved in response to the rotation of the rotary shaft, whereby the transmission unit drives the connection section to move;

wherein the transmission unit includes a first section and a second section for together driving the connection section to move, the pivoted end being disposed on the first section, the first section having an arm connected with the pivoted end, the pivoted end being pivotally connected with the second end of the turning unit via a bolt, the assembling end being disposed on the second section, the second section having a plate body connecting with the assembling end, the assembling end being connected with the connection section via a pin member, the plate body of the second section being provided with a guide section, the guide section having a head end and a rear end, the arm of the first section being provided with at least one restrictor, the restrictor being assembled in the guide section of the second section;

wherein the guide section is disposed on the plate body in an axial direction of the plate body, the restrictor being in the form of a bolt or a pin member, including a first restrictor and a second restrictor, the first restrictor abutting against the head end of the guide section, the second restrictor being positioned between the head end and the rear end of the guide section, the elastic body being a spiral spring, two ends of the elastic body being respectively affixed to the pivoted end of the first section and the assembling end of the second section.

4. A pivot shaft transmission device comprising,

at least one rotary shaft having a fixed section and a pivoted section, the pivoted section being assembled with a torque module;

a drive section disposed on the rotary shaft, the drive section being provided with a driving section;

a driver having a guide section assembled with the driving section and a holder section, the holder section being movable along a rail between a first position and a second position;

a turning unit including a first end pivotally connected with the holder section of the driver, a second end and a middle section connected between the first and second ends;

a transmission unit having a pivoted end pivotally connected with the second end of the turning unit and an assembling end pivotally connected with a connection section; and

at least one elastic body disposed between the pivoted end and the assembling end, when the rotary shaft is rotated, the drive section, the driver and the turning unit being moved in response to the rotation of the rotary shaft, whereby the transmission unit drives the connection section to move;

wherein the transmission unit includes a first section and a second section for together driving the connection section to move, the pivoted end being disposed on the first section, the first section having an arm connected with the pivoted end, the pivoted end being pivotally connected with the second end of the turning unit via a bolt, the assembling end being disposed on the second section, the second section having a plate body connecting with the assembling end, the assembling end being connected with the connection section via a pin member, the plate body of the second section being provided with a guide section, the guide section having a head end and a rear end, the arm of the first section being provided with at least one restrictor, the restrictor being assembled in the guide section of the second section;

wherein the first section is movable relative to the second section to extend the elastic body and make the restrictor move toward the rear end of the guide section, the allowable extension range of the elastic body being larger than a distance by which the restrictor moves toward the rear end of the guide section, the displacement amount of the first section being at least equal to a distance by which the restrictor moves toward the rear end of the guide section.

5. The pivot shaft transmission device as claimed in claim 3 , wherein the first section is movable relative to the second section to extend the elastic body and make the restrictor move toward the rear end of the guide section, the allowable extension range of the elastic body being larger than a distance by which the restrictor moves toward the rear end of the guide section, the displacement amount of the first section being at least equal to a distance by which the restrictor moves toward the rear end of the guide section.

6. The pivot shaft transmission device as claimed in claim 1 , wherein the connection section drivable by the transmission unit is a board body having two sides, a pin member being disposed on one side to connect with the assembling end of the transmission unit, a carrier body being affixed to the other side of the connection section, the carrier body being disposed on the apparatus body module of an electronic apparatus.

7. The pivot shaft transmission device as claimed in claim 2 , wherein the connection section drivable by the transmission unit is a board body having two sides, a pin member being disposed on one side to connect with the assembling end of the transmission unit, a carrier body being affixed to the other side of the connection section, the carrier body being disposed on the apparatus body module of an electronic apparatus.

8. The pivot shaft transmission device as claimed in claim 1 , wherein the rotary shaft is disposed on an electronic apparatus, the electronic apparatus including an apparatus body module and a display module, the rail being disposed on a fixing plate of the apparatus body module, the holder section of the driver being formed with a bolt hole, a bolt being passed through the bolt hole to assemble the holder section on the rail, the rail being a slot.

9. The pivot shaft transmission device as claimed in claim 2 , wherein the rotary shaft is disposed on an electronic apparatus, the electronic apparatus including an apparatus body module and a display module, the rail being disposed on a fixing plate of the apparatus body module, the holder section of the driver being formed with a bolt hole, a bolt being passed through the bolt hole to assemble the holder section on the rail, the rail being a slot.

10. The pivot shaft transmission device as claimed in claim 8 , wherein the rotary shaft includes a first rotary shaft and a second rotary shaft, the fixed section of the first rotary shaft being connected with and disposed on the fixing plate of the apparatus body module, the fixed section of the second rotary shaft being connected with and disposed on the display module, the drive section being disposed on the first rotary shaft, the first and second rotary shafts being enclosed in a subsidiary case, the subsidiary case together with a restriction plate and torque modules being installed in a case, the restriction plate being formed with two holes for the pivoted sections of the first and second rotary shafts to pass through respectively.

11. The pivot shaft transmission device as claimed in claim 9 , wherein the rotary shaft includes a first rotary shaft and a second rotary shaft, the fixed section of the first rotary shaft being connected with and disposed on the fixing plate of the apparatus body module, the fixed section of the second rotary shaft being connected with and disposed on the display module, the drive section being disposed on the first rotary shaft, the first and second rotary shafts being enclosed in a subsidiary case, the subsidiary case together with a restriction plate and torque modules being installed in a case, the restriction plate being formed with two holes for the pivoted sections of the first and second rotary shafts to pass through respectively.

12. The pivot shaft transmission device as claimed in claim 10 , wherein a link unit is disposed between the first and second rotary shafts for synchronously rotating the first and second rotary shafts, a section of each of the first and second rotary shafts in adjacency to the pivoted section being formed with a spiral groove, protrusion sections being disposed at two ends of the link unit corresponding to the spiral grooves, the protrusion sections being respectively inlaid in the spiral grooves.

13. The pivot shaft transmission device as claimed in claim 1 , wherein the drive section is a tubular body having a shaft hole in which the first rotary shaft is fitted, the driving section being formed on a surface of the drive section, the driving section being a groove structure including a straight section and an oblique section connected with the straight section.

14. The pivot shaft transmission device as claimed in claim 2 , wherein the drive section is a tubular body having a shaft hole in which the first rotary shaft is fitted, the driving section being formed on a surface of the drive section, the driving section being a groove structure including a straight section and an oblique section connected with the straight section.

15. The pivot shaft transmission device as claimed in claim 6 , wherein the drive section is a tubular body having a shaft hole in which the first rotary shaft is fitted, the driving section being formed on a surface of the drive section, the driving section being a groove structure including a straight section and an oblique section connected with the straight section.

16. The pivot shaft transmission device as claimed in claim 8 , wherein the drive section is a tubular body having a shaft hole in which the first rotary shaft is fitted, the driving section being formed on a surface of the drive section, the driving section being a groove structure including a straight section and an oblique section connected with the straight section.

17. The pivot shaft transmission device as claimed in claim 10 , wherein the drive section is a tubular body having a shaft hole in which the first rotary shaft is fitted, the driving section being formed on a surface of the drive section, the driving section being a groove structure including a straight section and an oblique section connected with the straight section, one end of the drive section being provided with a shoulder section and an insertion block formed on the shoulder section, the insertion block being inlaid in a hole formed on the restriction plate.

18. The pivot shaft transmission device as claimed in claim 12 , wherein the drive section is a tubular body having a shaft hole in which the first rotary shaft is fitted, the driving section being formed on a surface of the drive section, the driving section being a groove structure including a straight section and an oblique section connected with the straight section, one end of the drive section being provided with a shoulder section and an insertion block formed on the shoulder section, the insertion block being inlaid in a hole formed on the restriction plate.

19. The pivot shaft transmission device as claimed in claim 13 , wherein the driver is formed with an arched section corresponding to the tubular body of the drive section, the guide section being disposed on the arched section, the guide section having the form of a key, the guide section being inlaid in the driving section.

20. The pivot shaft transmission device as claimed in claim 14 , wherein the driver is formed with an arched section corresponding to the tubular body of the drive section, the guide section being disposed on the arched section, the guide section having the form of a key, the guide section being inlaid in the driving section.

21. The pivot shaft transmission device as claimed in claim 15 , wherein the driver is formed with an arched section corresponding to the tubular body of the drive section, the guide section being disposed on the arched section, the guide section having the form of a key, the guide section being inlaid in the driving section.

22. The pivot shaft transmission device as claimed in claim 17 , wherein the driver is formed with an arched section corresponding to the tubular body of the drive section, the guide section being disposed on the arched section, the guide section having the form of a key, the guide section being inlaid in the driving section.

23. The pivot shaft transmission device as claimed in claim 1 , wherein the turning unit is an L-shaped plate body, each of the first end, the second end and the middle section of the turning unit being formed with an assembling hole, a bolt being passed through the assembling hole of the first end to connect the turning unit to the holder section of the driver, the assembling hole of the second end being pivotally connected with the pivoted end of the transmission unit, the assembling hole of the middle section being pivotally connected on a fixing plate as a motional fulcrum.

24. The pivot shaft transmission device as claimed in claim 2 , wherein the turning unit is an L-shaped plate body, each of the first end, the second end and the middle section of the turning unit being formed with an assembling hole, a bolt being passed through the assembling hole of the first end to connect the turning unit to the holder section of the driver, the assembling hole of the second end being pivotally connected with the pivoted end of the transmission unit, the assembling hole of the middle section being pivotally connected on a fixing plate as a motional fulcrum.

25. The pivot shaft transmission device as claimed in claim 6 , wherein the turning unit is an L-shaped plate body, each of the first end, the second end and the middle section of the turning unit being formed with an assembling hole, a bolt being passed through the assembling hole of the first end to connect the turning unit to the holder section of the driver, the assembling hole of the second end being pivotally connected with the pivoted end of the transmission unit, the assembling hole of the middle section being pivotally connected on a fixing plate as a motional fulcrum.

26. The pivot shaft transmission device as claimed in claim 8 , wherein the turning unit is an L-shaped plate body, each of the first end, the second end and the middle section of the turning unit being formed with an assembling hole, a bolt being passed through the assembling hole of the first end to connect the turning unit to the holder section of the driver, the assembling hole of the second end being pivotally connected with the pivoted end of the transmission unit, the assembling hole of the middle section being pivotally connected on a fixing plate as a motional fulcrum.

27. The pivot shaft transmission device as claimed in claim 10 , wherein the turning unit is an L-shaped plate body, each of the first end, the second end and the middle section of the turning unit being formed with an assembling hole, a bolt being passed through the assembling hole of the first end to connect the turning unit to the holder section of the driver, the assembling hole of the second end being pivotally connected with the pivoted end of the transmission unit, the assembling hole of the middle section being pivotally connected on a fixing plate as a motional fulcrum.

28. The pivot shaft transmission device as claimed in claim 12 , wherein the turning unit is an L-shaped plate body, each of the first end, the second end and the middle section of the turning unit being formed with an assembling hole, a bolt being passed through the assembling hole of the first end to connect the turning unit to the holder section of the driver, the assembling hole of the second end being pivotally connected with the pivoted end of the transmission unit, the assembling hole of the middle section being pivotally connected on a fixing plate as a motional fulcrum.

29. The pivot shaft transmission device as claimed in claim 13 , wherein the turning unit is an L-shaped plate body, each of the first end, the second end and the middle section of the turning unit being formed with an assembling hole, a bolt being passed through the assembling hole of the first end to connect the turning unit to the holder section of the driver, the assembling hole of the second end being pivotally connected with the pivoted end of the transmission unit, the assembling hole of the middle section being pivotally connected on a fixing plate as a motional fulcrum.

30. The pivot shaft transmission device as claimed in claim 14 , wherein the turning unit is an L-shaped plate body, each of the first end, the second end and the middle section of the turning unit being formed with an assembling hole, a bolt being passed through the assembling hole of the first end to connect the turning unit to the holder section of the driver, the assembling hole of the second end being pivotally connected with the pivoted end of the transmission unit, the assembling hole of the middle section being pivotally connected on a fixing plate as a motional fulcrum.

31. The pivot shaft transmission device as claimed in claim 15 , wherein the turning unit is an L-shaped plate body, each of the first end, the second end and the middle section of the turning unit being formed with an assembling hole, a bolt being passed through the assembling hole of the first end to connect the turning unit to the holder section of the driver, the assembling hole of the second end being pivotally connected with the pivoted end of the transmission unit, the assembling hole of the middle section being pivotally connected on a fixing plate as a motional fulcrum.

32. The pivot shaft transmission device as claimed in claim 17 , wherein the turning unit is an L-shaped plate body, each of the first end, the second end and the middle section of the turning unit being formed with an assembling hole, a bolt being passed through the assembling hole of the first end to connect the turning unit to the holder section of the driver, the assembling hole of the second end being pivotally connected with the pivoted end of the transmission unit, the assembling hole of the middle section being pivotally connected on a fixing plate as a motional fulcrum.

33. The pivot shaft transmission device as claimed in claim 19 , wherein the turning unit is an L-shaped plate body, each of the first end, the second end and the middle section of the turning unit being formed with an assembling hole, a bolt being passed through the assembling hole of the first end to connect the turning unit to the holder section of the driver, the assembling hole of the second end being pivotally connected with the pivoted end of the transmission unit, the assembling hole of the middle section being pivotally connected on a fixing plate as a motional fulcrum.

34. The pivot shaft transmission device as claimed in claim 20 , wherein the turning unit is an L-shaped plate body, each of the first end, the second end and the middle section of the turning unit being formed with an assembling hole, a bolt being passed through the assembling hole of the first end to connect the turning unit to the holder section of the driver, the assembling hole of the second end being pivotally connected with the pivoted end of the transmission unit, the assembling hole of the middle section being pivotally connected on a fixing plate as a motional fulcrum.

35. The pivot shaft transmission device as claimed in claim 21 , wherein the turning unit is an L-shaped plate body, each of the first end, the second end and the middle section of the turning unit being formed with an assembling hole, a bolt being passed through the assembling hole of the first end to connect the turning unit to the holder section of the driver, the assembling hole of the second end being pivotally connected with the pivoted end of the transmission unit, the assembling hole of the middle section being pivotally connected on a fixing plate as a motional fulcrum.

36. The pivot shaft transmission device as claimed in claim 22 , wherein the turning unit is an L-shaped plate body, each of the first end, the second end and the middle section of the turning unit being formed with an assembling hole, a bolt being passed through the assembling hole of the first end to connect the turning unit to the holder section of the driver, the assembling hole of the second end being pivotally connected with the pivoted end of the transmission unit, the assembling hole of the middle section being pivotally connected on a fixing plate as a motional fulcrum.

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Oct 17, 2014
From: HSU, AN SZU; LEE, WANG JUI; LIN, CHUNG YI; LIN, YA CHING
To: FIRST DOME CORPORATION
Reel/Frame 033972/0016 →
Priority Claims (1)
TW 103127692 A · Aug 12, 2014 · national
Continuity (1)
Related Publication 20160048175A1 · Feb 18, 2016