Sheet metal U.L. screw

Details Sheet metal U.L. screw Sheet metal U.L. screw

1994-08-03

1996-02-13

Cuomo, Peter M.

Closure fasteners

Knob rose plates

292350, E05B 300

Patent

active

054907004

ABSTRACT:
A tubular lock assembly which is to be located within a suitable thru bore in a door comprising: a pair of rose liner assemblies each including a rose liner, a collar selectively sized to effectively close the thru bore of the door, and means for securing the collar on the rose liner. Means for securing the rose liner assemblies together on either side of the door with the collars effectively closing the door thru bore, the securing means including a screw interconnecting the collars.

REFERENCES:
patent: 3713683 (1973-01-01), Neary
patent: 4869083 (1989-08-01), Demarseilles et al.
patent: 5118152 (1992-06-01), Lin
patent: 5125696 (1992-06-01), Robida et al.
patent: 5149155 (1992-09-01), Caeti et al.
patent: 5236235 (1993-08-01), Gustafson et al.
patent: 5263510 (1993-11-01), Heimann et al.
patent: 5265924 (1993-11-01), Kim
patent: 5296162 (1993-12-01), Robida et al.
patent: 5335950 (1994-08-01), Mirshafiee et al.

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