Metal working – Means to assemble or disassemble – Means to drive self-piercing work part
Patent
1994-07-20
1996-10-01
Vo, Peter
Metal working
Means to assemble or disassemble
Means to drive self-piercing work part
294322, 29512, B23P 1906
Patent
active
055600999
ABSTRACT:
A machine for setting and forming a Tee-nut, of the type having a threaded sleeve and an open lower end on the sleeve, in a workpiece, and having a cylindrical body having an upper opening and a stop, a pin member slidably received within the body and having a top end die portion defining a forming surface, a first resilient device for urging the pin member in an upper normal position, and a second resilient device disposed concentrically around the pin member.
REFERENCES:
patent: 2120711 (1938-06-01), Phillips
patent: 2217026 (1940-10-01), Nickerson
patent: 3208135 (1965-09-01), Newbold
patent: 3460217 (1969-08-01), Leistner
patent: 3480061 (1969-11-01), Leistner
patent: 3938239 (1976-02-01), Lauth
patent: 4208776 (1980-06-01), Schleicher
patent: 4312122 (1982-01-01), Gunter
patent: 4610072 (1986-09-01), Muller
patent: 4821940 (1989-04-01), Rotherham
patent: 4825527 (1989-05-01), Ladouceur
patent: 5012573 (1991-05-01), Ito
patent: 5072518 (1991-12-01), Scott
patent: 5237733 (1993-08-01), Ladouceur et al.
Stafast Products Inc. leaflet "Automatic Feed T-Nut Insertion Machine", No Date, p. 3, Models A01/A02/A03.
Leistner Volkmar W.
Leistner Walter H.
Sigma Tool & Machine
Vo Peter
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