Chucks or sockets – Socket type – Obliquely guided reciprocating jaws
Patent
1988-07-08
1991-04-23
Schwartz, Larry I.
Chucks or sockets
Socket type
Obliquely guided reciprocating jaws
279 1K, 408240, B23B 3112
Patent
active
050094394
ABSTRACT:
A chuck for tools comprises a main body in which an axial center hole and a plurality of slanting holes extending radially from the center hole are formed, a plurality of jaws each being slidably inserted in each slanting hole and formed, at its outer surface, with a male screw, a rotary member having a female screw in meshing engagement with the male screws and mounted in the main body so as to be permitted for only rotation, a first grip integrally connected to the main body, and a second grip securely connected to the rotary member to cooperate therewith.
REFERENCES:
patent: 1513332 (1924-10-01), McConnell
patent: 1773034 (1930-08-01), Englund
patent: 3807745 (1974-04-01), Bent
patent: 4381116 (1983-04-01), Futter
patent: 4423881 (1984-01-01), Whitehead
patent: 4449722 (1984-05-01), Knaggs
patent: 4536113 (1985-08-01), Hatfield
Sakamaki Mfg. Co., Ltd.
Schultz Robert
Schwartz Larry I.
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