Motors: expansible chamber type – With motive fluid valve – Independent control of bypass between opposed working chambers
Reexamination Certificate
2007-06-19
2007-06-19
Kershteyn, Igor (Department: 3745)
Motors: expansible chamber type
With motive fluid valve
Independent control of bypass between opposed working chambers
C092S11700R, C297S344190
Reexamination Certificate
active
11098544
ABSTRACT:
The cable type opening and closing switch structure for a valve pin control of a gas cylinder is disclosed. There is provided a cable type opening and closing switch structure for a valve pin control of a gas cylinder, comprising a ball that is slide-contacted with an upper end of the valve pin; an opening and closing member that is engaged at an inner portion of an upper side of the cylinder member like surrounding the ball by a certain width and is connected with a cable having an upper end connected with an operation lever for thereby being movable in left and right directions and has an engaging end at an outer side of a lower end surrounding the ball and is rotated with respect to the engaging end as the cable is moved, for thereby moving up and down the valve pin contacting with the ball; and a guide member that is fixedly engaged at an inner portion of an upper side of the cylinder member for thereby forming a guide hole capable of guiding the left and right movements of the opening and closing member and has an engaging portion for thereby maintaining a hinged state as the engaging end is engaged at one side of the same.
REFERENCES:
patent: 3450433 (1969-06-01), Ballard
patent: 4257582 (1981-03-01), Wirges
patent: 4415135 (1983-11-01), French
patent: 4662681 (1987-05-01), Favaretto
patent: 4813743 (1989-03-01), Mizelle
patent: 6276756 (2001-08-01), Cho et al.
patent: 7007587 (2006-03-01), Zanden
patent: 7059592 (2006-06-01), Huh et al.
Kershteyn Igor
Korea Gas Spring Co., Ltd.
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