Tapper/threader assembly

Details Tapper/threader assembly Tapper/threader assembly

1988-06-06

1989-11-14

Olszewski, Robert P.

Turning

Lathe for screw cutting

82148, 82152, 82162, 408141, 408142, 10 89H, 10107F, B23B 1312, B23B 2504, B23B 3102, B23G 126

Patent

active

048799297

ABSTRACT:
A tapper/threader assembly for use in a lathe is disclosed. The assembly has a piston member mounted for reciprocal movement with a sleeve housing, a shank member is connected to the piston member and an end extending from the housing. A mounting shaft for a chuck extends from the housing and a spring biases the housing toward the piston member.

REFERENCES:
patent: 880529 (1908-03-01), Heynau
patent: 915568 (1909-03-01), Douglas
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patent: 1432018 (1922-10-01), Dahlstrom
patent: 1763717 (1930-06-01), Morgan
patent: 1936108 (1933-11-01), Edwards
patent: 2383991 (1945-09-01), Sarossy
patent: 2530162 (1950-11-01), Frommer
patent: 2714318 (1955-08-01), Norman et al.
patent: 3011185 (1961-12-01), Khachigian
patent: 3179965 (1965-04-01), Khachigian
patent: 3599260 (1971-08-01), Lesh
patent: 4031584 (1977-06-01), Khachigian
patent: 4090806 (1978-05-01), Kato
patent: 4288183 (1981-09-01), Kato
"Tap & Die Guide", Lassy Tools, Inc., Plainsville, Conn., dated Nov., 1986.

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