Electric caulking gun

Details Electric caulking gun Electric caulking gun

2007-08-09

2009-12-29

Shaver, Kevin P (Department: 3754)

Dispensing

Plural sources, compartment, containers and/or spaced jacket

With discharge assistant for each source

C222S327000, C222S333000, C222S390000, C222S571000

Reexamination Certificate

active

07637392

ABSTRACT:
An electric caulking gun has a body, a gearbox, a caulking barrel, a pushing device, a driving assembly, an actuating assembly, a motor and a power source. The body has a mounting section and a handle section. The gearbox is mounted in the body and has a seat and a mounting sheath. The caulking barrel is connected to the gearbox. The pushing device is connected movably to the gearbox and has a rack, a linking sheet, two pushing shafts and a pushing disc. The driving assembly is mounted in the gearbox. The actuating assembly is mounted between the gearbox and the body. The motor is mounted in the body between the mounting section and the mounting sheath of the gearbox. The power source is connected detachable to the handle section of the body.

REFERENCES:
patent: 4583934 (1986-04-01), Hata et al.
patent: 4615469 (1986-10-01), Kishi et al.
patent: 4669636 (1987-06-01), Miyata
patent: 5775539 (1998-07-01), Bates et al.
patent: 5909830 (1999-06-01), Bates et al.
patent: 6123235 (2000-09-01), Hsu
patent: 6540113 (2003-04-01), Gardos
patent: 6889872 (2005-05-01), Herman et al.

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