After hour depository door securement mechanism
US5284101A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Dec 13, 1991 |
| Grant date | Feb 8, 1994 |
| Priority date | — |
| Expiry date | Dec 13, 2011 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE05G7/001
- WIPO fieldControl
- WIPO sectorInstruments
Abstract
An improved night depository for depositing an article through the wall of a building into a safe. The depository includes a casing that is mounted within an opening in the wall and a receptacle pivotally mounted about a horizontal axis within the casing. The receptacle includes a door, two vertical sides, and a floor. One end of a movable wall is pivotably mounted to the outboard end of the receptacle floor. When the receptacle is rotated about the horizontal axis to open the door the unattached end of the movable wall pivots towards the receptacle floor. The receptacle sides are separated from the edges of the movable wall by a clearance that is sufficiently small enough to impede the flow of air about the edges of the movable wall as the movable wall pivots. The air underneath the movable wall escapes through a gap between the unattached end of the movable wall and the door at a rate which cushions the impact of the unattached end against the receptacle floor. The depository also includes an eccentric detent pivotably mounted about a member that extends from the receptacle side wall. The detent travels within a recessed channel between two walls with stationary dogs mounted alon…
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.