IP Library Granted Patent US 10,558,244
Granted Patent B1
US 10,558,244 · App. 16/263,557 · Granted Feb 11, 2020

Transformative information handling system dual axis stand

Inventors: Brandon J. Brocklesby (Pflugerville, TX); Priyank Gajiwala (Austin, TX); David J. Hernandez (Round Rock, TX); Robert D. Hrehor (Round Rock, TX); Jason S. Morrison (Chadron, NE); Laurent A. Regimbal (Georgetown, TX); Anthony J. Sanchez (Pflugerville, TX)
Assignee: Dell Products L.P.
G06F1/166G06F1/1616G06F1/1624G06F1/1637G06F1/1669G06F1/1679G06F1/1681G06F1/1683G06F1/203G06F1/206H02G11/003
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Quick Facts
Patent No.
US 10,558,244
App. No.
16/263,557
Granted
Feb 11, 2020
Kind
B1
Abstract

A portable information handling system stand couples to a main housing lower surface with a dual axle hidden stand hinge that extends the stand parallel to the main housing lower surface with an initial synchronized opposing rotation of the axles by a predetermined amount, such as 45 degrees, and then rotates out a stand supporting end with rotation of one axle while the other axle remains stationary. Initial parallel extension of the stand reduces the amount of space in the main housing lower surface consumed by rotational movement of the stand to an extended position.

Claims (56)

1. A portable information handling system comprising:

a main housing having an upper surface, a lower surface, a front side and a rear side;

processing components disposed in the main housing cooperating to process information;

a display housing;

a display disposed in the display housing and interfaced with the processing components to present the information as visual images;

a hinge assembly rotationally coupling the main housing and display housing to rotate relative to each other;

a stand disposed in the main housing lower surface and having an extended position and a retracted position, the stand having a supporting end that extends outward to elevate the rear side of the main housing relative to a support surface supporting the front side of the main housing; and

a stand hinge rotationally coupling the stand to the main housing lower surface, the stand hinge having first and second axles, the first axle rotating at the main housing, the second axle rotating at the stand, the first and second axles rotating simultaneously in opposite directions from the retracted position for a predetermined amount of rotation to a partially extended position, the first axle maintained stationary at the partially extended position while the second axle rotates to a fully extended position.

2. The portable information handling system of claim 1 further comprising:

a lock that engages at the predetermined amount of rotation to hold the stand in a spaced and substantially parallel relationship with the main housing lower surface; and

wherein the stand raises the main housing lower surface above the support surface by a distance of substantially the size of the stand hinge.

3. The portable information handling system of claim 2 wherein the predetermined amount of rotation comprises substantially 45 degrees about each of the first and second axles.

4. The portable information handling system of claim 2 wherein the predetermined amount of rotation comprises substantially 45 degrees about the first axle and 50 degrees about the second axle.

5. The portable information handling system of claim 1 further comprising a lock, the lock maintaining the first axle at the predetermined amount of rotation while rotating about the second axle for a total rotation of substantially 90 degrees.

6. The portable information handling system of claim 5 further comprising:

a first pin extending from a hinge body of the stand hinge into the first axle to engage a first helical slot aligned to allow rotation for the predetermined amount of rotation; and

a second pin extending from the hinge body of the stand hinge into the second axle aligned to synchronize opposing rotation of the second axle to the first axle through the predetermined amount of rotation and sequential rotation of the second axle after the predetermined amount of rotation.

7. The portable information handling system of claim 6 wherein the hinge body slides relative to the axle during rotation for the predetermined amount of rotation.

8. The portable information handling system of claim 1 wherein the stand further comprises first and second sliding members, the first member coupled to the stand hinge, the second member sliding away from the stand hinge to extend the stand length.

9. The portable information handling system of claim 1 wherein the stand further comprises first and second members, the first member coupled to the stand hinge at a first end and rotationally coupled to the second member at a second end, the second member rotating between a retracted position and extended position.

10. A method for raising a portable information handling system main housing rear side above a support surface, the method comprising:

coupling a stand to a lower surface of the main housing with a stand hinge located between front and rear sides of the main housing; and

rotating the stand about the stand hinge to extend a support end out from lower surface at the rear side of the main housing;

wherein the stand hinge rotates about dual axles in opposing directions for a predetermined rotational orientation that extends the stand substantially parallel to the main housing lower surface.

11. The method of claim 10 wherein the rotating the stand further comprises:

rotating a first of the dual axles in a first direction for a predetermined amount; and

rotating a second of the dual axles in a second direction opposite the first direction for the predetermined amount synchronized with the rotating the first of the dual axles.

12. The method of claim 11 further comprising:

holding the first of the dual axles at the predetermined amount;

rotating the second of the dual axles while holding the first of the dual axles at the predetermined amount, the second of the dual axles rotated to a linear configuration aligned with the first of the dual axles.

13. The method of claim 12 wherein:

the predetermined amount is substantially 45 degrees; and

the second of the dual axles rotates a total of substantially 180 degrees.

14. The method of claim 12 further comprising:

engaging a first pin extending from the first axle into a first helical slot formed in a hinge body;

engaging a second pin extending from the second axle into a second helical slot formed in the hinge body; and

synchronizing rotation of the first and second axles by interaction of the first and second pins with motion of the hinge body.

15. The method of claim 12 further comprising:

resting the main housing on a first foot extending from the front side; and

elevating the main housing rear side by resting the main housing on the stand support end.

16. The method of claim 15 further comprising:

removing a keyboard from an upper surface of the main housing; and

sliding a display housing at the upper surface from a position at the rear side of the main housing towards a position at the front side of the main housing on an opposite side of the stand hinge.

17. The method of claim 12 wherein:

the predetermined amount is substantially 45 degrees for the first of the dual axles located closest to the main housing lower surface; and

the predetermined amount is substantially 50 degrees for the second of the dual axles located furthest from the main housing lower surface.

18. A hinge comprising:

a hinge body having first and second helical slots;

a first axle having a first pin extending into the first helical slot; and

a second axle having a second pin extending into the second helical slot;

wherein the hinge body slides along the first and second axles to synchronize rotation of the first and second axles by translating rotation between the axles with interactions of the pins and the hinge body.

19. The hinge of claim 18 wherein:

the first helical slot extends along 45 degrees of rotation;

the second helical slot extends along 45 degrees of rotation to synchronize rotation with the first helical slot; and

the second helical slot has an linear portion that provides singular rotation of the second axle with the first axle held stationary.

20. The hinge of claim 18 wherein the first and second helical slots provide synchronized rotation in opposing directions.

Assignments (5)
RELEASE OF SECURITY INTEREST IN PATENTS PREVIOUSLY RECORDED AT REEL/FRAME (053546/0001) Recorded Jun 23, 2022
From: THE BANK OF NEW YORK MELLON TRUST COMPANY, N.A., AS NOTES COLLATERAL AGENT
To: DELL MARKETING L.P. (ON BEHALF OF ITSELF AND AS SUCCESSOR-IN-INTEREST TO CREDANT TECHNOLOGIES, INC.); DELL INTERNATIONAL L.L.C.; DELL PRODUCTS L.P.; DELL USA L.P.; EMC CORPORATION; DELL MARKETING CORPORATION (SUCCESSOR-IN-INTEREST TO FORCE10 NETWORKS, INC. AND WYSE TECHNOLOGY L.L.C.); EMC IP HOLDING COMPANY LLC
Reel/Frame 071642/0001 →
SECURITY AGREEMENT Recorded Oct 1, 2021
From: DELL PRODUCTS, L.P.; EMC IP HOLDING COMPANY LLC
To: CREDIT SUISSE AG, CAYMAN ISLANDS BRANCH
Reel/Frame 057682/0830 →
SECURITY AGREEMENT Recorded Apr 22, 2020
From: CREDANT TECHNOLOGIES INC.; DELL INTERNATIONAL L.L.C.; DELL MARKETING L.P.; DELL PRODUCTS L.P.; DELL USA L.P.; EMC CORPORATION; FORCE10 NETWORKS, INC.; WYSE TECHNOLOGY L.L.C.; EMC IP HOLDING COMPANY LLC
To: THE BANK OF NEW YORK MELLON TRUST COMPANY, N.A.
Reel/Frame 053546/0001 →
SECURITY AGREEMENT Recorded Mar 21, 2019
From: CREDANT TECHNOLOGIES, INC.; DELL INTERNATIONAL L.L.C.; DELL MARKETING L.P.; DELL PRODUCTS L.P.; DELL USA L.P.; EMC CORPORATION; FORCE10 NETWORKS, INC.; WYSE TECHNOLOGY L.L.C.; EMC IP HOLDING COMPANY LLC
To: THE BANK OF NEW YORK MELLON TRUST COMPANY, N.A.
Reel/Frame 049452/0223 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jan 31, 2019
From: BROCKLESBY, BRANDON J.; GAJIWALA, PRIYANK; HERNANDEZ, DAVID J.; HREHOR, ROBERT D.; MORRISON, JASON S.; REGIMBAL, LAURENT A.; SANCHEZ, ANTHONY J.
To: DELL PRODUCTS L.P.
Reel/Frame 048213/0164 →
Cited By (2)
US 1,142,361 US 12,429,923