Jerk-resistant drawer operating system
US5716114A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Jun 7, 1996 |
| Grant date | Feb 10, 1998 |
| Priority date | — |
| Expiry date | Jun 7, 2016 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE05B2047/0067
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
A drawer operating system for controlling a drawer having a sliding direction, the drawer defined by a front end and a rear end and partitioned by walls into a plurality of bins consecutive with one another along the sliding direction for holding various dispensable items, the drawer housed in a cabinet and arranged to move between a closed position and graduated, progressively open positions to allow access to one or more bins and the contents stored therein, the system including a linear encoder for monitoring the position and direction of movement of the drawer, including the length of opening the drawer on its preceding excursion, and for producing a plurality of electronic signals specific to the position and movement of the drawer, a drawer stop device arranged between the drawer and the cabinet, a controller for receipt of the electronic signals, and an electric solenoid, including a spring-loaded plunger slidingly mounted therein, for activation by the controller, after the beginning of the drawer-opening sequence, and during translational movement along the drawer stop device to drive a trigger attached thereto into contact with the drawer stop device to prevent the drawer…
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.