Indexing mechanism

Details Indexing mechanism Indexing mechanism

1974-05-15

1976-10-19

Scott, Samuel

Machine element or mechanism

Control lever and linkage systems

Elements

74 1041, 74511R, 200291, G05G 506

Patent

active

039864103

ABSTRACT:
An indexing mechanism comprises a detent spring secured to a shaft and biased into engagement with a long wearing hill and valley insert secured to a housing. A variety of inserts can be secured to a standard housing providing a variety of switching positions and angles of indexing. A plurality of ears extending radially from the insert engage notches within the housing and a pair of spaced arms integral with each of the ears are biased against the walls of the notches to rigidly secure the insert to the housing. A stop element secured to the shaft is provided with a plurality of nubbins engaging a plurality of nubbin receiving notches provided in the detent spring for reinforcing the rotation of the detent spring in response to the rotation of the shaft.

REFERENCES:
patent: 2130219 (1938-09-01), Allison et al.
patent: 2292717 (1942-08-01), Rubinstein
patent: 2770982 (1956-11-01), Mastney et al.
patent: 2840672 (1958-06-01), Martin
patent: 3230793 (1966-01-01), Allison
patent: 3584163 (1971-06-01), White

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