Multi-bit power driver
View Patent ↗A tool having a main barrel with an inner cavity, a tool bit holder adapted to be removably secured within the inner cavity, the tool bit holder having a first inner cavity adapted for receiving a first reversible tool bit and a second inner cavity adapted to receive a non-reversible tool bit, wherein the inner cavity of the main barrel serves as a first sized nut driver, the first inner cavity of the tool bit holder serves as a second sized nut driver, and the second inner cavity of the tool bit holder serves as third sized nut driver, where first, second, and third sized nut drivers each have a different size.
1. A tool comprising:
a main barrel with an inner cavity located on a first end of the barrel;
a tool bit holder adapted to be removably secured within the inner cavity of the main barrel;
the tool bit holder having a first inner cavity located on a first end of the tool bit holder, the first inner cavity adapted for receiving a first reversible tool bit;
the tool bit holder having a second inner cavity located on a second end of the tool bit holder, the second cavity adapted to receive a non-reversible tool bit;
wherein the inner cavity of the main barrel may serve as a first sized nut driver;
wherein the first inner cavity of the tool bit holder may serve as a second sized nut driver;
wherein the second inner cavity of the tool bit holder may serve as a third sized nut driver; and
wherein the first sized nut driver, the second sized nut driver and the third sized nut driver each have a different size.
2. The tool of claim 1 , wherein the second sized nut driver is larger than the third sized nut driver.
3. The tool of claim 2 , wherein the second sized nut driver is a 5/16 inch size nut driver and the third sized nut driver is a ¼ inch nut driver.
4. The tool of claim 3 , wherein the first sized nut driver is 9/16 inch or larger.
5. The tool of claim 3 , wherein the first sized nut driver is a 9/16 inch nut driver.
6. The tool of claim 3 , wherein the second sized nut driver has a wall thickness that is at least 0.038 inches.
7. The tool of claim 2 , wherein the third sized nut driver is a ¼ inch nut driver.
8. The tool of claim 2 , wherein the tool bit holder has a ball and detent on an outer surface thereof.
9. The tool of claim 8 , wherein an inner surface of the main barrel has a groove adapted to receive the ball of the tool bit holder.
10. The tool of claim 9 , wherein the groove on the inner surface of the main barrel has a depth of 0.019 to 0.020 inches and surfaces extending at an angle of between 145 to 150 degrees.
11. The tool of claim 2 , wherein the first reversible bit has one end that is first sized Phillips head driver, and the non-reversible bit has an end that is a second sized Phillips head driver that is smaller than the first sized Phillips head driver.
12. The tool of claim 1 , wherein an outer surface of the main barrel serves as a gripping handle.
13. The tool of claim 1 , wherein a shank extends from a second end of the main barrel, where the shank is adapted to be received in a chuck of a rotary power tool.
14. The tool of claim 1 , wherein the second inner cavity of the tool bit holder has a magnet positioned in a base thereof, where the magnet is adapted to engage and removably secure the first non-reversible tool bit within the second inner cavity.
15. The tool of claim 14 , wherein the first non-reversible tool bit has a flat base that is adapted to contact a corresponding flat surface on the magnet positioned in the base of the second inner cavity of the tool bit holder.
16. The tool of claim 1 , wherein the tool bit holder has a hardness of 44-48 HRC inclusive.
17. The tool of claim 16 , wherein the tool bit holder is comprised of 4140 steel.
18. A tool comprising:
a main barrel with an inner cavity located on a first end of the barrel;
a tool bit holder adapted to be removably secured within the inner cavity of the main barrel;
the tool bit holder having a first inner cavity located on a first end of the tool bit holder, the first inner cavity adapted for receiving a first reversible tool bit;
the tool bit holder having a second inner cavity located on a second end of the tool bit holder, the second cavity adapted to receive a non-reversible tool bit;
wherein the inner cavity of the main barrel may serve as a first sized nut driver of 9/16 inches or greater;
wherein the first inner cavity of the tool bit holder may serve as a second sized nut driver, wherein the second inner cavity of the tool bit holder may serve as a third sized nut driver of ¼ inch size; and
wherein the second sized nut driver is smaller than the first sized nut driver and bigger than the third sized nut driver.
19. The tool of claim 18 , wherein the second sized nut driver is a 5/16 inch size nut driver.
20. The tool of claim 18 , wherein the second sized nut driver has a wall thickness that is at least 0.038 inches.
21. The tool of claim 18 , wherein the tool bit holder a hardness of 44-48 HRC.
22. The tool of claim 21 , wherein the tool bit holder is comprised of 4140 steel.
23. The tool of claim 18 , wherein the second inner cavity of the tool bit holder has a magnet positioned in a base thereof, where the magnet is adapted to engage and removably secure the first non-reversible tool bit within the second inner cavity.
24. A tool comprising:
a main barrel with an inner cavity located on a first end of the barrel;
a tool bit holder adapted to be removably secured within the inner cavity of the main barrel;
the tool bit holder having a first inner cavity located on a first end of the tool bit holder, the first inner cavity adapted for receiving a first reversible tool bit;
the tool bit holder having a second inner cavity located on a second end of the tool bit holder, the second cavity adapted to receive a non-reversible tool bit;
wherein the inner cavity of the main barrel may serve as a first sized nut driver of ⅜ inches or greater;
wherein the first inner cavity of the tool bit holder may serve as a second sized nut driver,
wherein the second inner cavity of the tool bit holder may serve as a third sized nut driver.
25. The tool of claim 24 , wherein the second sized nut driver is the same size as the third sized nut driver.
26. The tool of claim 25 , wherein the second sized nut driver is a ¼ inch nut driver and the third sized nut driver is a ¼ inch nut driver.
27. The tool of claim 26 , wherein the first sized nut driver is a ⅜ inch sized nut driver.
28. The tool of claim 26 , wherein the tool bit holder has a hardness of 44-48 HRC inclusive.
29. The tool of claim 28 , wherein the tool bit holder is comprised of 8650 steel.
30. The tool of claim 24 , wherein the tool bit holder has a ball and detent on an outer surface thereof.
31. The tool of claim 30 , wherein an inner surface of the main barrel has a groove adapted to receive the ball of the tool bit holder.
32. The tool of claim 31 , wherein the groove on the inner surface of the main barrel has a depth of 0.019 to 0.020 inches and surfaces extending at an angle of between 140 to 155 degrees.
33. The tool of claim 32 , wherein the angle is 145 to 147 degrees.
34. The tool of claim 24 , wherein an inner surface of the first end of the tool bit holder has a groove adapted to receive a ball positioned on the reversible bit.
35. The tool of claim 34 , wherein the groove on the inner surface of the main barrel has a depth of 0.018 to 0.020 inches and surfaces extending at an angle of between 140 to 155 degrees.
36. The tool of claim 35 , wherein the angle is 145 to 147 degrees.
37. The tool of claim 35 , wherein the second sized nut driver on the tool bit holder has a wall thickness that is at least 0.038 inches.
38. The tool of claim 24 , wherein the second inner cavity of the tool bit holder has a magnet positioned in a base thereof, where the magnet is adapted to engage and removably retain the first non-reversible tool bit within the second inner cavity.