Geometrical instruments
Patent
1979-01-12
1980-08-12
McGlynn, Joseph H.
Geometrical instruments
339 17CF, H01R 1106
Patent
active
042170249
ABSTRACT:
A DIP socket having preloading and antiwicking features. Each socket contains a plurality of unitary metallic contacts wherein each contact has; a pair of outwardly bowed tails; an antiwicking stem; a U-shaped body with a pair of retention latches on the outward portions of the arms of the U-shaped main body, said main portion of the U-shaped body having a flexural surface; and a pair of arcuately-curved, facing, inwardly-bowed spring biasing members above the U-shaped body. The contacts are inserted into a rectangular, unitary housing having a plurality of contact cavities. Each cavity has a guiding taper and pin aperture, camming faces, a guiding chamfer and a retention ledge. One or more of the interior walls of the cavity tapers inwardly from the lower portion to the upper portion of the cavity. The housing may also include raised standoffs on its lower side.
REFERENCES:
patent: 3188599 (1965-06-01), Roberts
patent: 3525972 (1970-08-01), Asick et al.
patent: 3594708 (1971-07-01), Lalonde
patent: 3693131 (1972-09-01), Klehm, Jr.
patent: 3717841 (1973-02-01), Mancini
patent: 3757284 (1973-09-01), Klehm, Jr.
patent: 3989331 (1976-11-01), Hanlon
patent: 3992076 (1976-11-01), Gluntz
Aldridge Lionel D.
Cotton John K.
Burroughs Corporation
Ledbetter James E.
McGlynn Joseph H.
Peterson Kevin R.
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