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Patent Searching and Data


Title:
OPTIONAL POSITION FIXING GAS SPRING
Document Type and Number:
Japanese Patent JPH04254022
Kind Code:
A
Abstract:

PURPOSE: To enable the fixing of the back door of a van type vehicle to an optional position by forming an optional position fixing gas spring in such a way as to rotate an axially disposed poppet valve by the fixed angle at each reciprocation by the engagement with a rotary roller through the insertion of a reset pin and to repeat switching.

CONSTITUTION: On the head cover side of a cylinder 1, a washer 9 and a spring 91 are disposed through a valve seat case 4, and a groove 51 engaged with the collars 71 of a poppet valve 7 is formed in the valve seat 4. There is also provided a fixed rotor 5 having a spring A for resetting a reset pin 8 and a rotary roller 6 into their original positions. Ratchet mechanism R for switching the poppet valve 7 through the spring 91 is formed opposedly to the groove 51. The ratchet mechanism R of the rotary rotor 6 is engaged with the collars 71 by the insertion of the reset pin 8 so as to rotate the poppet valve 7 by the fixed angle at each reciprocation and to repeat the opening/closing of the groove of the fixed rotor 5.


Inventors:
INAGAKI YASUHIRO
Application Number:
JP1991000083264
Publication Date:
September 09, 1992
Filing Date:
March 22, 1991
Export Citation:
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Assignee:
KAYABA INDUSTRY CO LTD
International Classes:
B60J5/10; B62D25/12; E05F3/02; E05F3/22; F16F9/32; F16F9/56; (IPC1-7): B60J5/10; B62D25/12; E05F3/02; E05F3/22; F16F9/32