IPC분류정보
국가/구분 |
United States(US) Patent
등록
|
국제특허분류(IPC7판) |
|
출원번호 |
US-0209456
(2002-07-30)
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발명자
/ 주소 |
- McIntosh, Bruce D.
- Steele, Kenneth A.
- Givens, William David
- Davenport, William E.
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출원인 / 주소 |
|
대리인 / 주소 |
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인용정보 |
피인용 횟수 :
7 인용 특허 :
113 |
초록
▼
A linear slide gripper assembly is provided having a linear slide assembly coupled to a gripper assembly. The linear slide assembly has extension and retraction ports in fluid communication with a fluid source to move the gripper assembly between extended and retracted positions. The gripper assembl
A linear slide gripper assembly is provided having a linear slide assembly coupled to a gripper assembly. The linear slide assembly has extension and retraction ports in fluid communication with a fluid source to move the gripper assembly between extended and retracted positions. The gripper assembly is in fluid communication with the linear slide assembly to selectively actuate.
대표청구항
▼
1. A linear slide gripper assembly comprising:a linear slide assembly comprising: a slide having first and second receiving ports both in fluid communication with a fluid source to move the slide between extended and retracted positions; a valve assembly comprising a check valve located within a cav
1. A linear slide gripper assembly comprising:a linear slide assembly comprising: a slide having first and second receiving ports both in fluid communication with a fluid source to move the slide between extended and retracted positions; a valve assembly comprising a check valve located within a cavity; wherein both the first and second receiving ports are in communication with the check valve, and each direct a portion of the fluid through the valve and into the cavity; a switch having a chamber that is in fluid communication with the cavity; wherein upon activation of the switch the chamber becomes in selective communication with first and second conduits; a trip coupled to and movable with the slide; wherein movement of the slide causes the trip to activate the switch to release fluid from the switch; and a gripper assembly comprising: an actuator in fluid communication with the first and second conduits to receive the fluid released from the switch to power the actuator; and at least one gripper arm coupled to the gripper assembly; wherein the actuator is engagable with at least one of the arms and moves the arm when the actuator is powered by the fluid from the switch. 2. The linear slide gripper assembly of claim 1, wherein as the slide moves to a first position, the trip activates the switch which causes fluid in the chamber of the switch to be directed through the first conduit to power the actuator of the gripper assembly to move the at least one jaw arm.3. The linear slide gripper assembly of claim 2, wherein the slide is movable from the first position to a second position such that the trip reactivates the switch to cause the fluid from the chamber of the switch to power the actuator of the gripper assembly to move the at least one jaw arm again.4. The linear slide gripper assembly of claim 3, wherein the switch further comprises a resilient member that is compressible such that in a compressed state the switch is reactivated.5. The linear slide gripper assembly of claim 4, wherein the second receiving part is in fluid communication with a valve actuator that exerts a force on the switch and against the trip thereby compressing the resilient member to reactivate the switch to release fluid from the chamber to the gripper assembly and move the at least one giipperjaw in the second direction.6. A linear slide gripper assembly comprising:a linear slide assembly; wherein the linear slide assembly having a fluid passage configured to receive fluid from a fluid source; and wherein the linear slide assembly comprises a slide in fluid communication with the fluid passage to move the slide; a valve assembly in fluid communication with the fluid passage; a fluid actuated gripper assembly attached to, and movable with the slide, wherein the fluid actuated gripper assembly comprising: an actuator in fluid communication with the valve assembly; wherein the valve assembly selectively directs fluid from the fluid passage of the linear slide assembly to the actuator; and at least one jaw member that is powered by the actuator to selectively move the at least one jaw member relative to the gripper assembly. 7. The linear slide gripper assembly of claim 6, wherein the linear slide assembly further comprises an extension passage configured to receive fluid from the fluid source.8. The linear slide gripper assembly of claim 7, wherein the slide is in fluid communication with the fluid from the extension passage to move the slide.9. The linear slide gripper assembly of claim 8, wherein the linear slide assembly further comprises a retraction passage configured to receive fluid from the fluid source.10. The linear slide gripper assembly of claim 9, wherein the slide is in fluid communication with the fluid from the retraction passage to move the slide.11. The linear slide gripper assembly of claim 10 wherein the slide is movable between extended and retracted positions when fluid from the fluid source is selectively delivered to the extension and retraction passages.12. A linear slide gripper assembly comprising:a linear slide assembly comprising: a slide; a valve; a fluid passage assembly configured to receive fluid from a fluid source; wherein the fluid passage assembly having a distribution port that directs the fluid to the slide and directs the fluid to the valve; and wherein force from the fluid moves the slide in a first direction; a fluid actuated gripper assembly coupled to the slide, wherein the fluid actuated gripper assembly comprising a switch in fluid communication with the valve; an actuator in fluid communication with the switch; wherein the switch selectively delivers fluid to the actuator; and at least one jaw member that is powered by the actuator to selectively move the at least one jaw member relative to the gripper assembly. 13. The linear slide gripper assembly of claim 12, wherein the switch is activated by movement of the slide.14. The linear slide gripper assembly of claim 13, wherein the valve is located in a valve cavity where the fluid is collected.15. The linear slide gripper assembly of claim 14, wherein activation of the switch delivers fluid from the fluid cavity to the actuator.16. The linear slide gripper assembly of claim 15, wherein movement of the slide in the first direction is an extending direction.17. The linear slide gripper assembly of claim 16, further comprising a trip member coupled to the slide such that movement of the slide in the extending direction causes the trip member to engage the switch to activate same to deliver fluid from the fluid cavity to the actuator.18. The linear slide gripper assembly of claim 17, wherein the fluid passage assembly is an extension fluid passage assembly.19. The linear slide gripper assembly of claim 18, wherein the linear slide assembly further comprises a retraction fluid passage assembly configured to receive fluid from the fluid source, wherein, the retraction fluid passage assembly having a distribution port that directs the fluid to the slide and directs the fluid to the valve, wherein force from the fluid moves the slide in a retracting direction, wherein movement of the slide in the retracting direction causes the switch to activate to deliver fluid from the fluid cavity to the actuator.20. The linear slide gripper assembly of claim 19, wherein activation of the switch from movement of the slide in the retracting direction causes the at least one jaw arm of the actuated gripper assembly to move.21. The linear slide gripper assembly of claim 20, wherein activation of the switch from movement of the slide in the extending direction delivers fluid to the actuator to close the at least one jaw member, and activation of the switch from movement of the slide in the retracting direction delivers fluid to the actuator to open the at least one jaw member.22. A linear slide gripper assembly comprising:a linear slide portion having one extension port and one retraction port both in fluid communication with a fluid source to move the linear slide portion between extended and retracted positions, respectively; wherein the extension and retraction ports each direct a portion of the fluid through a valve; and a gripper assembly in fluid communication with the fluid from the valve; wherein the gripper assembly comprises at least one jaw member; and wherein the fluid from the valve actuates the gripper assembly. 23. The linear slide gripper assembly of claim 22, wherein the valve is located in a space that collects fluid that is deposited from the extension and retraction ports.24. The linear slide gripper assembly of claim 23, wherein the space is in communication with a switch that is in fluid communication with the gripper assembly such that activation of the switch transfers fluid collected in the space to gripper assembly.25. The linear slide gripper assembly of claim 24, wherein movement of the linear slide portion activates the switch.26. The linear slide gripper assembly of claim 25, wherein activation of the switch delivers fluid from the space to the gripper assembly.27. The linear slide gripper assembly of claim 26, wherein fluid supplied to the extension port directs the portion of the fluid through the valve and into the space such that movement of the linear slide portion engages the switch to deliver fluid from the space to the gripper assembly.28. The linear slide gripper assembly of claim 27, wherein fluid supplied to the retraction port directs the portion of the fluid through the valve and into the space such that movement of the linear slide portion engages the switch to deliver fluid from the space to the gripper assembly.29. The linear slide gripper assembly of claim 28, wherein delivery of the fluid to the gripper assembly causes the gripper assembly to open.30. The linear slide gripper assembly of claim 28, wherein the valve is a dual check valve that receives fluid from both the extension and retraction ports.31. The linear slide gripper assembly of claim 30, wherein the switch is a pressure switch comprising a first chamber that receives fluid from the space and a second chamber that receives fluid from the space upon activation of the switch.32. The linear slide gripper assembly of claim 27, wherein delivery of the fluid to the gripper assembly causes the gripper assembly to close.33. The linear slide gripper assembly of claim 22, wherein the gripper assembly is semi-spherically movable relative the linear slide portion.
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