Door-closing assembly

Details Door-closing assembly Door-closing assembly

2007-12-11

2007-12-11

Lugo, Carlos (Department: 3676)

Movable or removable closures

With means mounting closure for swinging

Pivots on opposed portal members

C016S252000, C016S255000

Reexamination Certificate

active

11393746

ABSTRACT:
A door-closing assembly is used on a door and has a body, a drive device and a fastening device. The body is mounted on the door and has a connecting element, a longitudinal hole and a threaded hole. The longitudinal hole is defined in the bottom near the proximal end of the body. The threaded hole is formed in the body at the distal end and communicates with the longitudinal hole. The drive device is mounted in the body and has a mounting pillar, a jacket, a holding head and a spring. The mounting pillar is held inside the longitudinal hole. The jacket is slidably held inside the threaded hole and contacts with the mounting pillar. The holding head is screwed in the threaded hole. The spring is held between the jacket and the holding head. The fastening device is connected with the mounting pillar and has a bottom board.

REFERENCES:
patent: 987467 (1911-03-01), Katzenberger
patent: 1122322 (1914-12-01), Smith
patent: 1653448 (1927-12-01), Bommer
patent: 2035823 (1936-03-01), Moore
patent: 2078303 (1937-04-01), Zetmeir
patent: 5867869 (1999-02-01), Garrett et al.
patent: 5867871 (1999-02-01), Tasman
patent: 6161255 (2000-12-01), Garrett
patent: 6526627 (2003-03-01), Chiang
patent: 6966150 (2005-11-01), Chiang
patent: 7127777 (2006-10-01), Chiang

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