Machine element or mechanism – Control lever and linkage systems – Hand operated
Patent
1990-01-04
1991-04-23
Luong, Vinh T.
Machine element or mechanism
Control lever and linkage systems
Hand operated
74502, 745015R, 74 18, 74 1820, F16C 110, F16J 1550
Patent
active
050091220
ABSTRACT:
A sealed cable control system having an integral, internal air transfer system constructed and arranged to provide a continuous passage comprising a series of integral, internal unrestricted passages within and through the control system to maintain a relatively uniform pressure within the boots and conduit and within the cable control system as the end members of the cable control system reciprocate. An air transfer system which includes air transfer fittings sealed to a tube therebetween to allow an efficient transfer of air within the system, thereby permitting the maintenance of a closed constant volume, constant pressure environment.
REFERENCES:
patent: 2944639 (1960-07-01), Blake
patent: 3019663 (1962-02-01), Breunich
patent: 3031865 (1962-05-01), Weasler
patent: 3995502 (1976-12-01), Jones
patent: 4442923 (1984-04-01), Wakatsuki et al.
patent: 4721175 (1988-01-01), Butler
patent: 4753123 (1988-06-01), Stormont
Baumgarten John M.
Chaczyk Adam W.
Babcock Industries Inc.
Luong Vinh T.
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