Machine element or mechanism – Control lever and linkage systems – Multiple controlling elements for single controlled element
Patent
1986-08-19
1988-09-06
Smith, Gary L.
Machine element or mechanism
Control lever and linkage systems
Multiple controlling elements for single controlled element
74527, 745022, G05G 1100
Patent
active
047683953
ABSTRACT:
A bicycle speed change lever assembly comprising a fixed support shaft, a lever mount non-rotatably mounted on the support shaft, a control lever having a cylindrical boss portion rotatably mounted on the lever mount, a click ring mounted on the lever mount for co-rotation with the lever and having a plurality of differently patterned arcuate rows of clicking recesses, a non-rotatable retainer disposed on the lever mount in facing relation to the recesses of the click ring and loosely retaining steel balls in corresponding relation to the rows of clicking recesses, and a rotationally operable mode selector disposed in facing relation to a front or outward surface of the retainer and having at least one backup portion for forcing a selected one of the balls into elastic abutment with the click ring, wherein one of the differently patterned arcuate rows of clicking recesses is selected when in use.
REFERENCES:
patent: 3180166 (1965-04-01), Fox
patent: 3534627 (1970-10-01), Schwerdhofer
patent: 3602245 (1971-08-01), Meisel
patent: 4222286 (1980-09-01), Huret
patent: 4232564 (1980-11-01), Yamasaki
patent: 4325267 (1982-04-01), Kojima
patent: 4343201 (1982-08-01), Shimano
patent: 4454784 (1984-06-01), Shimano
patent: 4470823 (1984-09-01), Shimano
patent: 4548092 (1985-10-01), Strong, Jr.
patent: 4613319 (1986-09-01), Nagano
Lindsey Rodney M.
Maeda Industries, Ltd.
Smith Gary L.
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