IP Library › Granted Patent US 10,286,565
Granted Patent B1
US 10,286,565 · App. 15/181,207 · Granted May 14, 2019

Skin replacement for robotic manipulator

Inventor: Waldemar Bogdan Swiercz (Malden, MA)
Assignee: Amazon Technologies, Inc.
B25J19/0066B25J15/08
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Quick Facts
Patent No.
US 10,286,565
App. No.
15/181,207
Granted
May 14, 2019
Kind
B1
Abstract

A system may include a robotic manipulator with a replaceable cover material applied to rigid portions of extension of the manipulator. The system can further include a sensor or other monitoring mechanism that permits a determination of a quality of the cover material to determine whether replacement is warranted, a cover removal mechanism that permits removal of the cover material, and/or a cover application mechanism that permits a replacement for the cover material to be applied to the rigid portion.

Claims (48)

1. A system, comprising:

a robotic manipulator comprising:

a hub;

a plurality of extensions each having a rigid member movable relative to the hub; and

a cover layer applied to at least one rigid member of the plurality of extensions;

a tester;

a remover;

an applicator; and

a non-transitory computer-readable storage medium having stored therein instructions that, when executed by one or more processors of a computer system, cause the computer system to at least:

receive cover quality information from the tester, the cover quality information comprising information about a quality of a material of the cover layer, wherein the quality of the material of the-cover is indicative of a deterioration of the material of the cover layer relative to a reference amount;

provide instructions, based at least in part on the cover quality information, that cause the remover to remove the cover layer; and

provide instructions that cause the applicator to apply a replacement for the cover layer.

2. The system of claim 1 , wherein the cover layer comprises a material that is at least one of more flexible or less slippery than a material from which the rigid members are formed.

3. The system of claim 1 , wherein the cover layer comprises at least one of silicone or rubber.

4. The system of claim 1 , wherein at least one of the tester, the remover, or the applicator is included in an item configured to be grasped by the plurality of-extensions of the robotic manipulator.

5. The system of claim 1 , wherein:

the tester comprises a means for obtaining the cover quality information;

the remover comprises a means for removing the cover layer; and

the applicator comprises a means for applying the replacement for the cover layer.

6. A non-transitory computer-readable storage medium having stored therein instructions that, when executed by one or more processors of a computer system, cause the computer system to at least:

receive, from a sensor configured to monitor a flexible cover layer located on a rigid member of an extension of a robotic manipulator, an indication that replacement is warranted for the flexible cover layer based on an indication of deterioration of a material of the flexible cover layer relative to a reference amount; and

provide instructions, based at least in part on the indication, that cause a remover to remove the flexible cover layer from the rigid member; and

provide instructions, in response to removal of the flexible cover layer, that cause an applicator to apply a replacement flexible cover layer to the rigid member.

7. The non-transitory computer-readable storage medium of claim 6 , wherein the indication that replacement is warranted for the flexible cover layer comprises an indication that a conductivity of the flexible cover layer has changed beyond a threshold amount.

8. The non-transitory computer-readable storage medium of claim 6 , wherein the indication that replacement is warranted for the flexible cover layer comprises an indication that an optically-detectable characteristic of the flexible cover layer has changed beyond a threshold amount.

9. The non-transitory computer-readable storage medium of claim 6 , wherein the instructions that cause removal of the cover layer comprise instructions that cause the remover to activate a heating element to heat at least one of the flexible cover layer or an adhesive layer coupling the flexible cover layer to the rigid member so as to facilitate removal of the flexible cover layer from the rigid member.

10. The non-transitory computer-readable storage medium of claim 6 , wherein the instructions that cause removal of the flexible cover layer comprise instructions that cause the remover to activate a mechanical element to mechanically engage at least one of the flexible cover layer or an adhesive layer coupling the flexible cover layer to the rigid member so as to facilitate removal of the flexible cover layer from the rigid member.

11. The non-transitory computer-readable storage medium of claim 6 , wherein:

the sensor comprises a means for obtaining information about the material of the flexible cover layer;

the remover comprises a means for removing the flexible cover layer; and

the applicator comprises a means for applying the replacement flexible cover layer.

12. A system, comprising:

a rigid member of an extension of a robotic manipulator;

a replaceable cover located on the rigid member; and

a sensor configured to obtain information about a quality of a material of the replaceable cover to facilitate communication that replacement of the replaceable cover is warranted due to deterioration of the material of the flexible cover layer relative to a reference amount.

13. The system of claim 12 , wherein the sensor comprises a conductivity sensor and the information comprises information about a conductivity of the replaceable cover.

14. The system of claim 12 , wherein the sensor comprises an optical sensor and the information comprises information about an optically-detectable characteristic of the replaceable cover.

15. The system of claim 12 , further comprising a remover configured to, in response to a determination that replacement of the replaceable cover is warranted, at least one of heat, mechanically engage, or chemically degrade at least one of the replaceable cover or an adhesive layer coupling the replaceable cover layer to the rigid member so as to facilitate removal of the replaceable cover layer from the rigid member.

16. The system of claim 15 , further comprising an applicator configured to, in response to removal of the replaceable cover, apply a new layer of cover to the rigid member.

17. The system of claim 16 , wherein the applicator is configured to apply the new layer of cover to the rigid member of the extension of the robotic manipulator by at least one of:

application of pressure of the rigid member of the extension of the robotic manipulator against the new layer of cover or against a layer of adhesive on the new layer of cover;

dipping the rigid member of the extension of the robotic manipulator into a material that will form or adhere the new layer of cover upon curing;

painting the new layer of cover or an associated adhesive onto the rigid member of the extension of the robotic manipulator; or

spraying the new layer of cover or an associated adhesive onto the rigid member of the extension of the robotic manipulator.

18. The system of claim 17 , wherein at least one of the sensor, the remover, or the applicator are positioned on at least one of a graspable item, a hub to which the rigid member of the extension is movably attached, or a mechanism separate from the robotic manipulator.

19. The system of claim 12 , wherein the sensor comprises a means for obtaining information about the quality of the material of the replaceable cover.

20. The system of claim 15 , wherein the remover comprises a means for facilitating removal of the replaceable cover layer.

21. The system of claim 16 , wherein the applicator comprises a means for applying the new layer of cover.

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jun 13, 2016
From: SWIERCZ, WALDEMAR BOGDAN
To: AMAZON TECHNOLOGIES, INC.
Reel/Frame 038900/0599 →
Cited By (1)
US 12,384,027