US4099397A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Snap-in cylinder for disc and pin tumbler cam locks
Assignee: NATIONAL CABINET LOCK Inc
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Filing: 1977-06-29
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Granted: 1978-07-11
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Expires: 1997-06-29
Abstract
Abstract An improved lock assembly includes a sleeve which is attached to a drawer or door by an original equipment manufacturer of desks, cabinets or the like. A cylinder lock may be installed in the sleeve by insertion in the sleeve with a retainer member. The retainer member includes a tab cooperative with a slot in the lock and an arm which projects through a slot in the sleeve to engage a tang on the sleeve that holds the retainer sleeve and lock together in assembly.
Inventors
- 👤 Robert L. Dauenbaugh
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 18:01
CPC Classifications
E; E05; E05B; E05B9/00; E05B9/08; E05B9/084; Y; Y10; Y10T; Y10T70/00; Y10T70/70; Y10T70/7441; Y10T70/7486; Y10T70/7508; Y10T70/7559; Y10T70/7661; Y10T70/80; Y10T70/8432; Y10T70/8459; Y10T70/8541
Claims Analysis
Total Claims: 15
Claim 1
Independent Claim
132 words
An improved lock assembly including a removable cylinder lock comprising, in combination: a sleeve including a centerline axis, an inside end, and outside end and a generally cylindrical opening therethrough with a radial slot from the opening through the side of said sleeve; a shifter in the opening rotatable about the axis of the sleeve; a bolt attached to the shifter at the inside end of the sleeve and projecting to engage a strike; a key operated cylinder lock positioned in the sleeve opening from the outside end including a projecting drive member for engaging and driving the shifter about the axis; and a removable, lock retainer member having one end engaged to the lock with the opposite end projecting through the radial slot and engaging the sleeve at the inside end.
Claim 2
Dependent Claim
132 words
An improved lock assembly including a removable cylinder lock comprising, in combination: a sleeve including a centerline axis, an inside end, and outside end and a generally cylindrical opening therethrough with a radial slot from the opening through the side of said sleeve; a shifter in the opening rotatable about the axis of the sleeve; a bolt attached to the shifter at the inside end of the sleeve and projecting to engage a strike; a key operated cylinder lock positioned in the sleeve opening from the outside end including a projecting drive member for engaging and driving the shifter about the axis; and a removable, lock retainer member having one end engaged to the lock with the opposite end projecting through the radial slot and engaging the sleeve at the inside end.
Claim 3
Dependent Claim
32 words
The improved assembly of claim 1 wherein said cylinder lock includes at least one circumferential slot and said retainer member includes a tab projecting into said slot to retain said cylinder lock.
Claim 4
Dependent Claim
43 words
The improved assembly of claim 1 wherein said sleeve includes a locking tab at the inside end and said lock retainer member includes an opening cooperative with the sleeve locking tab to hold the lock retainer and lock in position within the sleeve.
Claim 5
Dependent Claim
53 words
The improved lock assembly of claim 1 wherein said lock retainer member includes a first arm cooperatively engaging the lock and a second spring biased arm cooperatively engaging the sleeve whereby the retainer member retains the lock within the sleeve in response to the spring bias locking action of the lock retainer member.
Claim 6
Dependent Claim
18 words
The improved assembly of claim 1 wherein said lock is retained in non-rotative position in the sleeve opening.
Claim 7
Dependent Claim
27 words
The improved lock assembly of claim 1 wherein said sleeve includes at least one keying surface for keyed interaction with a cooperative opening in a drawer panel.
Claim 8
Dependent Claim
27 words
The improved assembly of claim 1 including a sleeve retainer cooperatively engaging said sleeve to hold said sleeve in position within an opening in a drawer panel.
Claim 9
Dependent Claim
63 words
The improved assembly of claim 7 wherein said sleeve retainer comprises a bifurcated retainer member cooperative with opposed slots in the side of said sleeve, said sleeve also including a circumferential flange about the outside end thereof whereby the sleeve is retained in a drawer panel by insertion through the opening in a panel and attachment of the sleeve retainer into the slots.
Claim 10
Dependent Claim
18 words
The improved assembly of claim 8 wherein said sleeve retainer imparts a biasing force against the drawer panel.
Claim 11
Dependent Claim
29 words
The improved assembly of claim 1 including means on the sleeve and shifter cooperative to limit the amount of axial rotation of the shifter with respect to the sleeves.
Claim 12
Dependent Claim
22 words
The improved assembly of claim 1 wherein the cylinder lock is a pin tumbler cylinder lock operative in response to a key.
Claim 13
Dependent Claim
37 words
The improved assembly of claim 1 wherein the cylinder lock is a pin tumbler cylinder lock operated by a key which may be removed from the lock only when the bolt is placed in the locked position.
Claim 14
Dependent Claim
15 words
The improved assembly of claim 1 wherein said cylinder lock comprises a disc tumbler lock.
Claim 15
Dependent Claim
21 words
The improved assembly of claim 1 wherein said shifter is adapted to receive said bolt in a plurality of keyed positions.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1981-07-10 | 1982-01-09 | 1982-07-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1985-07-10 | 1986-01-09 | 1986-07-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1989-07-10 | 1990-01-09 | 1990-07-11 | $7700.00 | Window Closed / Lapsed |