Safety lever

Details Safety lever Safety lever

1979-04-26

1981-05-19

Dorner, Kenneth

Machine element or mechanism

Control lever and linkage systems

Elements

251 98, G05G 904

Patent

active

042677475

ABSTRACT:
A safety throttle lever for use on hand-held tools which lever has two operational modes, the first a tool non-operating mode, the second a tool operating mode. Cam-like means are arranged to restrict and guide the lever into the second operational mode when manual effort is applied to the lever. A spring means returns the lever to first operational mode when manual effort is released on the lever.

REFERENCES:
patent: 1860872 (1932-05-01), Price et al.
patent: 2512312 (1950-06-01), Deardorff et al.
patent: 2678147 (1954-05-01), Abplanalp
patent: 2917944 (1959-12-01), Hills
patent: 4016684 (1977-04-01), Urda

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