Valve actuating device

Details Valve actuating device Valve actuating device

1999-09-15

2000-10-10

Shaver, Kevin

Valves and valve actuation

Mechanical movement actuator

Gear

2512495, 25112911, 74425, 74625, F16K 3144, F16K 3102, F16H 116, F16H 100

Patent

active

061293377

ABSTRACT:
A valve actuating device comprising a lower housing seat, a first transmission member, a main shaft, a second transmission member, a fifth transmission member, and an upper housing body; the second transmission member is fastened pivotally at the lower segment thereof with the outer periphery of the ring portion of the first transmission member and is provided on the outer periphery of the midsegment thereof with a worm gear portion engaging a horizontal worm rod, the second transmission member is provided in the inner periphery of the midsegment thereof with a second engagement portion, the third transmission member is fastened pivotally with the main shaft and is provided on the outer periphery of the top segment thereof with a third engagement portion and is further provided at the lower segment thereof with an eccentric shaft portion, the fourth transmission member is fastened pivotally with the eccentric shaft portion and is provided in the outer periphery thereof with a fourth engagement portion which is engaged at the upper segment thereof with the second engagement portion and is further engaged at the lower segment thereof with the first engagement portion.

REFERENCES:
patent: 4976168 (1990-12-01), Lotznicker et al.
patent: 5088347 (1992-02-01), Wanlass
patent: 5477752 (1995-12-01), West et al.
patent: 6003837 (1999-12-01), Raymond, Jr. et al.

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