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US3796071A Expired / Lapsed US ⏱️ 0.0 years remaining

Slidably removable padlock assembly

Assignee: SECURITY TECHN CORP
•
Filing: 1972-09-05
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Granted: 1974-03-12
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Expires: 1992-09-05
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Abstract

Abstract A padlock assembly is disclosed which includes a padlock which can be slidably mounted on tracks of mating base plates mounted on a door and door jamb, respectively. The padlock has a latch which is adapted to engage a latch-retaining member mounted on the base plate of the door jamb and be locked in position. The latch and latch-retaining member are entirely enclosed by the body of the padlock when the padlock is mounted in position on both base plates, thereby eliminating conventional hasps, shackles, loops, etc. The padlock can be quickly and easily removed from the base plates.

Inventors

  • 👤 A Crepinsek

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-07 10:12
CPC Classifications
E; E05; E05B; E05B67/00; E05B67/36; Y; Y10; Y10T; Y10T292/00; Y10T292/08; Y10T292/096; Y10T292/1014; Y10T292/1022; Y10T292/1031; Y10T70/00; Y10T70/40; Y10T70/413; Y10T70/437; Y10T70/439; Y10T70/50; Y10T70/5093; Y10T70/5155; Y10T70/5199; Y10T70/5204; Y10T70/5246; Y10T70/5296; Y10T70/5319; Y10T70/5327; Y10T70/70; Y10T70/7441; Y10T70/7915; Y10T70/7921

Claims Analysis

Total Claims: 3
Claim 1
Independent Claim 301 words
A slidably mounted sElectively removable padlock assembly comprising: a pair of elongated generally flat mating base plates adapted to be mounted on a door jamb, respectively, each of said base plates having track portions in selective alignment in the closed position of said door with respect to said door jamb; a generally trapezoidal-shaped padlock having a centrally located main body portion adapted to slidably engage the track portion of said base plate on said door when said door is in an open position with respect to said door jamb and thereafter slidably engage the track portion of the base plate of said door jamb when said door is in its closed position; a latch associated with said padlock, said latch being entirely enclosed by said padlock when said padlock is slidably mounted on both of said base plates, said latch including a pin integral therewith extending into a cavity in the bottom of said padlock, said pin being normally biased in a direction forcing said latch into its locked position; latch moving means associated with said padlock including a key receiving rotatable cylinder disposed in said main body portion of said padlock and having a cam member adapted to engage said latch upon rotation of said cylinder for selectively moving said latch between its locked and an unlocked position; and a latch engaging member fixedly mounted on the base plate of said door jamb, said latch engaging member being entirely enclosed by said padlock when said padlock is slidably mounted on both of said base plates, said latch engaging member being adapted to engage said latch in its locked position and prevent movement of said padlock off of said base plates when said padlock is slidably mounted on both of said base plates and said latch is in its locked position.
Claim 2
Dependent Claim 301 words
A slidably mounted sElectively removable padlock assembly comprising: a pair of elongated generally flat mating base plates adapted to be mounted on a door jamb, respectively, each of said base plates having track portions in selective alignment in the closed position of said door with respect to said door jamb; a generally trapezoidal-shaped padlock having a centrally located main body portion adapted to slidably engage the track portion of said base plate on said door when said door is in an open position with respect to said door jamb and thereafter slidably engage the track portion of the base plate of said door jamb when said door is in its closed position; a latch associated with said padlock, said latch being entirely enclosed by said padlock when said padlock is slidably mounted on both of said base plates, said latch including a pin integral therewith extending into a cavity in the bottom of said padlock, said pin being normally biased in a direction forcing said latch into its locked position; latch moving means associated with said padlock including a key receiving rotatable cylinder disposed in said main body portion of said padlock and having a cam member adapted to engage said latch upon rotation of said cylinder for selectively moving said latch between its locked and an unlocked position; and a latch engaging member fixedly mounted on the base plate of said door jamb, said latch engaging member being entirely enclosed by said padlock when said padlock is slidably mounted on both of said base plates, said latch engaging member being adapted to engage said latch in its locked position and prevent movement of said padlock off of said base plates when said padlock is slidably mounted on both of said base plates and said latch is in its locked position.
Claim 3
Dependent Claim 19 words
The padlock assembly of claim 1 wherein said pin is biased by a spring member disposed in said cavity.

References Cited (Backward Citations)

US2132606A Cited
US2103989A Cited
US3659885A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1977-03-11 1977-09-10 1978-03-12 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1981-03-11 1981-09-10 1982-03-12 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1985-03-11 1985-09-10 1986-03-12 $7700.00 Window Closed / Lapsed

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