Patent US3653238A successfully refreshed from Google Patents.
US3653238A
Expired / Lapsed
US
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Lock with tumbler-safety-slides
Assignee: Individual
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Filing: 1970-05-15
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Granted: 1972-04-04
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Expires: 1990-05-15
Abstract
Abstract A lock with tumbler-safety-slides and a locking block equipped with entrance openings for the locking teeth of the slides, which comprises a locking block and a key having a plurality of bit steps. Safety-slides have locking teeth, and the locking block is displaceable in dependency upon a complementary bit step of the key crosswise to the locking teeth of the safety-slides.
Inventors
- 👤 Hans Brugemann
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 03:34
CPC Classifications
E; E05; E05B; E05B21/00; Y; Y10; Y10T; Y10T70/00; Y10T70/70; Y10T70/7441; Y10T70/7486; Y10T70/7508; Y10T70/752; Y10T70/7531; Y10T70/7559; Y10T70/7667; Y10T70/7689; Y10T70/7695
Claims Analysis
Total Claims: 14
Claim 1
Independent Claim
172 words
A lock, comprising a plurality of parallel arranged closing plates each mounted for displacable movement in a first direction and adapted to be moved by the step bits of a key, respectively, a plurality of parallel arranged tumbler safety slides mounted for sliding displacement in a second direction cross-wise to said first direction and mounted slidable, respectively, by sAid closing plates, respectively, upon movement of the latter, a lock bolt slidable substantially in said second direction and adapted to be moved by said key, a lock tumbler plate slidable substantially in said first direction by said key and cooperatively including means for preventing said lock bolt from movement when said lock tumbler plate is in a rest position, a locking block mounted on said lock tumbler plate for joint movement substantially in said first direction, a locking tooth provided on each of said tumbler safety slides and facing substantially in said first direction toward said locking block, and said locking block formed with an entrance bore for each of said locking teeth.
Claim 2
Dependent Claim
172 words
A lock, comprising a plurality of parallel arranged closing plates each mounted for displacable movement in a first direction and adapted to be moved by the step bits of a key, respectively, a plurality of parallel arranged tumbler safety slides mounted for sliding displacement in a second direction cross-wise to said first direction and mounted slidable, respectively, by sAid closing plates, respectively, upon movement of the latter, a lock bolt slidable substantially in said second direction and adapted to be moved by said key, a lock tumbler plate slidable substantially in said first direction by said key and cooperatively including means for preventing said lock bolt from movement when said lock tumbler plate is in a rest position, a locking block mounted on said lock tumbler plate for joint movement substantially in said first direction, a locking tooth provided on each of said tumbler safety slides and facing substantially in said first direction toward said locking block, and said locking block formed with an entrance bore for each of said locking teeth.
Claim 3
Dependent Claim
81 words
A lock, comprising a plurality of tumbler safety slides each having a locking tooth, a locking block having an entrance bore for each of said locking teeth, said locking block being displaceably mounted operatively dependent upon a bit step of a key cross-wise to said locking teeth of said safety slides, an additional slide, a closing plate controlling the movement of said additional slide, and said additional slide is disposed below said tumbler safety slides and coupled with said locking block.
Claim 4
Dependent Claim
81 words
A lock, comprising a plurality of tumbler safety slides each having a locking tooth, a locking block having an entrance bore for each of said locking teeth, said locking block being displaceably mounted operatively dependent upon a bit step of a key cross-wise to said locking teeth of said safety slides, an additional slide, a closing plate controlling the movement of said additional slide, and said additional slide is disposed below said tumbler safety slides and coupled with said locking block.
Claim 5
Dependent Claim
64 words
A comprising a plurality of tumbler safety slides each having a locking tooth, a locking block having an entrance bore for each of said locking teeth, said locking block being displaceably mounted operatively dependent upon a bit step of a key cross-wise to said locking teeth of said safety slides, and a control means operable from the outside for displacement of said locking block.
Claim 6
Dependent Claim
64 words
A comprising a plurality of tumbler safety slides each having a locking tooth, a locking block having an entrance bore for each of said locking teeth, said locking block being displaceably mounted operatively dependent upon a bit step of a key cross-wise to said locking teeth of said safety slides, and a control means operable from the outside for displacement of said locking block.
Claim 7
Dependent Claim
34 words
The lock, as set forth in claim 3, wherein said control means comprises a hinge mounted in said lock, and said hinge has a control finger for engagement with said slide moving said block.
Claim 8
Dependent Claim
19 words
The lock, as set forth in claim 4, which includes two snap-like catching limiting means coordinated to said hinge.
Claim 9
Dependent Claim
78 words
A lock comprising a plurality of tumbler safety slides each having a locking tooth, a locking block having an entrance bore for each of said locking teeth, said locking block being displaceably mounted operatively dependent upon a bit step of a key cross-wise to said locking teeth of said safety slides, said locking block has a control pin, and a bolt, a slot of which comprises individual sections following each other, and said control pin enters said slot.
Claim 10
Dependent Claim
78 words
A lock comprising a plurality of tumbler safety slides each having a locking tooth, a locking block having an entrance bore for each of said locking teeth, said locking block being displaceably mounted operatively dependent upon a bit step of a key cross-wise to said locking teeth of said safety slides, said locking block has a control pin, and a bolt, a slot of which comprises individual sections following each other, and said control pin enters said slot.
Claim 11
Dependent Claim
29 words
The lock, as set forth in claim 6, wherein said locking block has a rear guide wedge, and said control pin sits within the range of said guide wedge.
Claim 12
Dependent Claim
27 words
The lock as set forth in claim 1, wherein said locking block further being mounted on said locking block for relative movement thereto in said second direction.
Claim 13
Dependent Claim
51 words
The lock as set forth in claim 8, further comprising an additional slide mounted for movement parallel to that of said tumbler safety slides and controlled in its movement by one of said closing plates and including a driver cooperatively engaging said locking block for joint movement in said second direction.
Claim 14
Dependent Claim
21 words
The lock as set forth in claim 1, wherein said locking block has two entrance bores for each of said teeth.
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) | 1975-04-04 | 1975-10-04 | 1976-04-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-04-04 | 1979-10-04 | 1980-04-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-04-04 | 1983-10-04 | 1984-04-04 | $7700.00 | Window Closed / Lapsed |