Lockable gear-rack unit

Details Lockable gear-rack unit Lockable gear-rack unit

1978-01-19

1979-05-01

Wyche, Benjamin W.

Machine element or mechanism

Mechanical movements

Rotary to or from reciprocating or oscillating

744115, 74422, 74530, F16H 1904

Patent

active

041517539

ABSTRACT:
In a pinion-rack drive system, an auxiliary lock mechanism for the movable omponent, said lock mechanism including a second rack normally not meshed with the pinion drive gear but potentially meshable therewith when the pinion gear is moved axially parallel to the teeth on the racks. Lock action involves axial adjustment of the pinion gear so that the gear has opposite ones of its teeth (on the gear diameter) locked in the rack teeth, thereby precluding rotation of the pinion gear and translation of the pinion gear along the rack system.

REFERENCES:
patent: 3482666 (1969-12-01), Case et al.
patent: 4095482 (1978-06-01), Kirshner

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