Timing mechanism with coaxial drive system

Details Timing mechanism with coaxial drive system Timing mechanism with coaxial drive system

1977-03-21

1979-05-08

Scott, Samuel

Machine element or mechanism

Elements

Pawls and ratchets

74568T, 74570, G05G 100, G05G 300

Patent

active

041529545

ABSTRACT:
A coupling means coupling a motor to a series of teeth coupled to a cam means includes a no-back pawl mounted in and carried by a plate, a drive pawl slideably carried by the no-back pawl, aligned apertures in each of the pawls, and a gear means coupled to the motor and having a hub portion extending through the apertures with a drive portion eccentric to the rotational axis of the hub and engaging the drive pawl.

REFERENCES:
patent: 1380620 (1921-06-01), Whitcomb
patent: 1833831 (1931-11-01), Drawz
patent: 2868026 (1959-01-01), Finehout et al.
patent: 2900840 (1959-08-01), Greve
patent: 2916923 (1959-12-01), Smith et al.
patent: 2917933 (1959-12-01), Harris
patent: 3083580 (1963-04-01), Carson et al.
patent: 3136167 (1964-06-01), Morner
patent: 3329032 (1967-07-01), Reich
patent: 3650157 (1972-03-01), Strathearn et al.
patent: 3722304 (1973-03-01), Obermann

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