Rotary shafts – gudgeons – housings – and flexible couplings for ro – Overload release coupling – Torque transmitted via a ball
Patent
1987-06-22
1988-12-20
Stodola, Daniel P.
Rotary shafts, gudgeons, housings, and flexible couplings for ro
Overload release coupling
Torque transmitted via a ball
192 56R, 464 37, F16D 706
Patent
active
047923210
ABSTRACT:
A radial ball torque limiter having a member with an annular wall defining a cavity with a plurality of rows of internal teeth extending circumferentially along the interior of the annular wall, an input shaft extending into the cavity, and one or more caged ball assemblies surrounding the input shaft with each having a circumferential row of balls loosely held by a generally annular cage to engage in ball-receiving recesses between adjacent teeth and the cage has a hub connected to the input shaft. A circular member positioned radially inward of the balls engages and yieldably holds the ball in the ball-receiving recesses during torque transmission from the input shaft to an output shaft and is yieldable upon the application of excessive torque to permit the balls to move inwardly and travel past the teeth to limit the value of the torque that is transmitted.
REFERENCES:
patent: 1496577 (1924-06-01), Klausmeyer
patent: 2164870 (1939-07-01), De Salardi
patent: 2342540 (1944-02-01), Hale
patent: 2344673 (1944-03-01), Brown
patent: 2459092 (1949-01-01), Peterson et al.
patent: 2544809 (1951-03-01), Stanley
patent: 2909047 (1959-10-01), Walterscheid-Muller et al.
patent: 3567010 (1971-03-01), Stein
patent: 3688522 (1972-09-01), Schmuck
patent: 3720077 (1973-03-01), Jackson et al.
Page 5 of an SKF publication, date unknown, but acknowledged prior printed publication.
Page 63 of an NHBB publication, date unknown, but acknowledged prior printed publication.
Stodola Daniel P.
Sundstrand Corporation
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