Two-step door opening combination
US-2023375186-A1 · Nov 23, 2023 · US
Mechanical combination lock
US8973418B2 · US · B2
| Field | Value |
|---|---|
| Publication number | US-8973418-B2 |
| Application number | US-201313890092-A |
| Country | US |
| Kind code | B2 |
| Filing date | May 8, 2013 |
| Priority date | May 8, 2012 |
| Publication date | Mar 10, 2015 |
| Grant date | Mar 10, 2015 |
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- Title
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Abstract
Official abstract text for this publication.
The present application includes a combination lock system having gears, cams, and an interference system. In one embodiment, the angular position of the cams is adjusted by a user interface through operation of the gears. When the cams are in a predetermined position, the interference system is movable with respect to the cams and the system is unlocked. The user interface may be a pushbutton keypad.
First claim
Opening claim text (preview).
What is claimed is: 1. A lock system comprising: a fence disposed within a housing and coupled with a user actuated surface useful to move the fence between a locked and unlocked position, the fence including a recess and a protrusion; a column including a plurality of geared units and a cam, the geared units rotatable about a common axis and disposed adjacent to one another within the housing, the geared units including respective flies that inter-engage with each other at defi…
Assignees
Inventors
Classifications
Fixed Constructions · mapped topic
Fixed Constructions · mapped topic
Fixed Constructions · mapped topic
- E05B37/163Primary
Fixed Constructions · mapped topic
- E05B37/16Primary
Fixed Constructions · mapped topic
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Frequently asked questions
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- What does patent US8973418B2 cover?
- The present application includes a combination lock system having gears, cams, and an interference system. In one embodiment, the angular position of the cams is adjusted by a user interface through operation of the gears. When the cams are in a predetermined position, the interference system is movable with respect to the cams and the system is unlocked. The user interface may be a pushbutton …
- Who is the assignee on this patent?
- Schlage Lock Co Llc
- What technology area does this patent fall under?
- Primary CPC classification E05B37/163. Mapped technology areas include Fixed Constructions.
- When was this patent published?
- Publication date Tue Mar 10 2015 00:00:00 GMT+0000 (Coordinated Universal Time) (B2). Legal status and post-grant events are not shown on this page.
- What related patents are in patentsdb?
- We list 2 related publications on this page (citations in our corpus or others sharing the same primary CPC).