Metal working – Means to assemble or disassemble – Puller or pusher means – contained force multiplying operator
Patent
1984-07-23
1986-04-15
Levy, Stuart S.
Metal working
Means to assemble or disassemble
Puller or pusher means, contained force multiplying operator
29437, 29512, 29523, 308 38, 384449, 384488, 384511, B21D 3900, B21D 5310, F16C 3358
Patent
active
045817995
ABSTRACT:
The specification discloses a self-contained ball bearing for use in drawer rails. The bearing includes balls axially retained between a flared end of an inner race member and a washer retained on a stem of the inner race member. The bearing further includes a polymeric outer race member having a thrust shoulder extending radially inwardly closely proximate the flared end of the inner race member to form a dirt shield therewith and to provide an improved thrust bearing surface.
REFERENCES:
patent: 2805107 (1957-09-01), Van De Warker et al.
patent: 3469892 (1969-09-01), Langstroth
patent: 3625575 (1971-12-01), Darnell
patent: 4243277 (1981-01-01), Fortuna
Knape & Vogt Manufacturing Company
Levy Stuart S.
Sohacki Lynn M.
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