Power operated caulking gun

Details Power operated caulking gun Power operated caulking gun

1976-01-20

1977-05-24

Reeves, Robert B.

Dispensing

With discharge assistant

Insertable cartridge or removable container

222333, 222390, B67D 546

Patent

active

040249948

ABSTRACT:
This invention relates to a hand held electric caulking gun wherein a caulk-driving piston is forced through the caulk-retaining receptacle of the gun in a manner to force caulking from the gun with considerable force and at a continuous easy-to-control flow. The gun includes a clutch for drivably disengaging the drive source from the piston should the reacting force against the caulk driving end of the piston exceed a predetermined value and a releasing device for allowing the piston to be disengaged of its drive linkage for allowing manual movement of the piston through the gun.

REFERENCES:
patent: 647765 (1900-04-01), Schulz
patent: 1829789 (1931-11-01), Dammeter
patent: 2294745 (1942-09-01), Goetz
patent: 3208638 (1965-09-01), Frenzel et al.
patent: 3861567 (1975-01-01), Davis, Jr.

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