Linear actuator

Details Linear actuator Linear actuator

1987-04-03

1989-01-03

Staab, Lawrence

Machine element or mechanism

Gearing

Directly cooperating gears

74 8915, F16H 2520

Patent

active

047948108

ABSTRACT:
A linear actuator has a screw threaded shaft member and an internally screw threaded member, the threadform of the shaft member corresponding to that of the internally screw threaded member but of smaller diameter, whereby the member may be skewed relative to the shaft so that the threads of the members will engage on a diameter smaller than the diameter of the member, means being provided to rotate one of the members, the other member being mounted so that it is freely rotatable.

REFERENCES:
patent: 2482082 (1949-09-01), Wahlberg
patent: 3614900 (1971-10-01), Wahlberg
patent: 3730016 (1973-05-01), Miller
patent: 3937089 (1976-02-01), Gartner
patent: 4322987 (1982-04-01), Gartner

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