Locks – Special application – For control and machine elements
Reexamination Certificate
2008-05-27
2008-05-27
Engle, Patricia (Department: 3673)
Locks
Special application
For control and machine elements
C070S223000, C070S467000
Reexamination Certificate
active
07377143
ABSTRACT:
A door lock able to be prevented from being locked by an unexpected exterior force includes a main body, a fixing member and a handle. The main body is provided with a sleeve at the center extended outwards from two sides. One end of the sleeve is matched with a lining tube that is linked with a button. Via rotating the button for an angle, projections of a stopper attached with one end of the button is to be guided into a blocking groove of the lining tube, enabling the button to be locked in the blocking groove so that the button can not be pressed down, able to prevent the button from being locked by an unexpected exterior force.
REFERENCES:
patent: 3011331 (1961-12-01), Williams
patent: 3025096 (1962-03-01), Williams
patent: 5941108 (1999-08-01), Shen
patent: 6105407 (2000-08-01), Yao
patent: 6575006 (2003-06-01), Don
patent: 6615630 (2003-09-01), Wu et al.
patent: 2003/0193201 (2003-10-01), Hwang
Engle Patricia
Merlino Alyson M
Troxell Law Office PLLC
LandOfFree
Door lock with button stopper does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Door lock with button stopper, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Door lock with button stopper will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-2782644