IP Library Granted Patent US 9,366,384
Granted Patent B1
US 9,366,384 · App. 14/018,000 · Granted Jun 14, 2016

Oil lubricating process for actuator pivot bearings

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Quick Facts
Patent No.
US 9,366,384
App. No.
14/018,000
Granted
Jun 14, 2016
Kind
B1
Abstract

A method of lubricating a bearing for an actuator pivot of a storage device, the method including receiving an assembled bearing for an actuator pivot of a storage device, applying a volume of soap-free oil onto a bearing component of the assembled bearing, and dispensing a predetermined volume of soap-containing grease into a bearing cage.

Claims (41)

1. A method of lubricating a bearing for an actuator pivot of a storage device, the method comprising:

receiving an assembled bearing for an actuator pivot of a storage device;

applying a first lubricant comprising a volume of soap-free oil onto a bearing component of the assembled bearing, the bearing component comprising one or more of a raceway and a ball bearing; and

dispensing a second lubricant comprising a predetermined volume of soap-containing grease into a bearing cage.

2. The method of claim 1 , further comprising exercising the bearing after applying the volume of soap-free oil by rotating the bearing.

3. The method of claim 2 , wherein the exercising the bearing comprises rotating the bearing through an entire range of motion of the bearing.

4. The method of claim 1 , wherein the volume of soap-free oil is dispensed using a precisely controlled oil-dispensing apparatus.

5. The method of claim 4 , wherein the oil-dispensing apparatus is a computer-controlled dispensing apparatus.

6. The method of claim 1 , wherein the applying the first lubricant comprises applying soap-free oil to at least one of a raceway of the bearing and a ball of the bearing.

7. The method of claim 1 , wherein the applying the first lubricant comprises submerging the bearing component into the soap-free oil.

8. A method of lubricating a bearing for an actuator pivot of a storage device, the method comprising:

applying a first lubricant comprising a volume of soap-free oil onto a bearing component to be placed within the bearing of the actuator pivot, the bearing component comprising one or more of a raceway and a ball bearing;

inserting the bearing component into the bearing of the actuator pivot to assemble the bearing; and

dispensing a second lubricant comprising a predetermined volume of soap-containing grease into a bearing cage.

9. The method of claim 8 , further comprising exercising the bearing after inserting the bearing component by rotating the bearing.

10. The method of claim 9 , wherein the exercising the bearing comprises rotating the bearing through an entire range of motion of the bearing.

11. The method of claim 8 , wherein the volume of soap-free oil is dispensed using a precisely controlled oil-dispensing apparatus.

12. The method of claim 11 , wherein the oil-dispensing apparatus is a computer-controlled dispensing apparatus.

13. The method of claim 8 , wherein the applying the first lubricant onto a bearing component comprises applying soap-free oil to at least one of a raceway of the bearing and a ball of the bearing.

14. The method of claim 8 , wherein the applying the first lubricant comprises submerging the bearing component into the soap-free oil.

15. A method of lubricating a bearing for an actuator pivot of a storage device, the method comprising:

receiving an assembled bearing for an actuator pivot of a storage device;

dispensing a second lubricant comprising a predetermined volume of soap-containing grease into a bearing cage of the assembled bearing for an actuator pivot of a storage device;

and

applying a first lubricant comprising a volume of soap-free oil onto a bearing component of the assembled bearing, the bearing component comprising one or more of a raceway and a ball bearing.

16. The method of claim 15 , further comprising exercising the bearing after applying the volume of soap-free oil by rotating the bearing.

17. The method of claim 16 , wherein the exercising the bearing comprises rotating the bearing through an entire range of motion of the bearing.

18. The method of claim 15 , wherein the volume of soap-free oil is dispensed using a precisely controlled oil-dispensing apparatus.

19. The method of claim 18 , wherein the oil-dispensing apparatus is a computer-controlled dispensing apparatus.

20. The method of claim 15 , wherein the applying the first lubricant onto a bearing component comprises applying soap-free oil to at least one of a raceway of the bearing and a ball of the bearing.

21. The method of claim 15 , wherein the applying first lubricant comprises submerging the bearing component into the soap-free oil.

22. A method of lubricating a bearing for an actuator pivot of a storage device, the method comprising:

dispensing a second lubricant comprising a predetermined volume of soap-containing grease into a bearing cage of the assembled bearing for an actuator pivot of a storage device;

applying a first lubricant comprising a volume of soap-free oil onto a bearing component to be placed within the bearing of the actuator pivot, the bearing component comprising one or more of a raceway and a ball bearing; and

inserting the bearing component into the bearing of the actuator pivot to assemble the bearing.

23. The method of claim 22 , further comprising exercising the bearing after inserting the bearing component by rotating the bearing.

24. The method of claim 23 , wherein the exercising the bearing comprises rotating the bearing through an entire range of motion of the bearing.

25. The method of claim 22 , wherein the volume of soap-free oil is dispensed using a precisely controlled oil-dispensing apparatus.

26. The method of claim 25 , wherein the oil-dispensing apparatus is a computer-controlled dispensing apparatus.

27. The method of claim 22 , wherein the applying the first lubricant onto a bearing component comprises applying soap-free oil to at least one of a raceway of the bearing and a ball of the bearing.

28. The method of claim 22 , wherein the applying the first lubricant comprises submerging the bearing component into the soap-free oil.

Assignments (6)
RELEASE OF SECURITY INTEREST AT REEL 038744 FRAME 0481 Recorded Feb 8, 2022
From: JPMORGAN CHASE BANK, N.A.
To: WESTERN DIGITAL TECHNOLOGIES, INC.
Reel/Frame 058982/0556 →
RELEASE OF SECURITY INTEREST Recorded Mar 5, 2018
From: U.S. BANK NATIONAL ASSOCIATION, AS COLLATERAL AGENT
To: WESTERN DIGITAL TECHNOLOGIES, INC.
Reel/Frame 045501/0714 →
SECURITY AGREEMENT Recorded May 17, 2016
From: WESTERN DIGITAL TECHNOLOGIES, INC.
To: JPMORGAN CHASE BANK, N.A., AS COLLATERAL AGENT
Reel/Frame 038722/0229 →
SECURITY AGREEMENT Recorded May 17, 2016
From: WESTERN DIGITAL TECHNOLOGIES, INC.
To: U.S. BANK NATIONAL ASSOCIATION, AS COLLATERAL AGENT
Reel/Frame 038744/0281 →
SECURITY AGREEMENT Recorded May 17, 2016
From: WESTERN DIGITAL TECHNOLOGIES, INC.
To: JPMORGAN CHASE BANK, N.A., AS COLLATERAL AGENT
Reel/Frame 038744/0481 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Sep 12, 2013
From: WALKER, SHANE; WINTER, ROBERT C.
To: WESTERN DIGITAL TECHNOLOGIES, INC.
Reel/Frame 031191/0474 →