Nested paddle lock assembly
US4951486A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Nov 7, 1989 |
| Grant date | Aug 28, 1990 |
| Priority date | — |
| Expiry date | Nov 7, 2009 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T70/5761
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
A nested paddle lock assembly comprises inside and outside pan assemblies mounted in alignment with one another on a door and respectively having inside and outside selectively pivotal paddle handles, slide means in said door selectively linearly actuated by either handle when pulled, pivotal lever means pivoted by said linearly moving slide means upon handle actuation to unlatch said door, spring means to return the pivotal lever means, slide means and handles to their respective normally closed positions and lock means selectively actuated from inside or outside the door either to lock the door by obstructing slide means movement or to unlock the door by allowing slide means movement.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.