Freight moving apparatus in carrier vehicle
US5346352A · kind A · utility
Assignee
Inventor
Key dates
| Filing date | Feb 18, 1992 |
| Grant date | Sep 13, 1994 |
| Priority date | — |
| Expiry date | Feb 18, 2012 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB65G65/00
- WIPO fieldHandling
- WIPO sectorMechanical engineering
Abstract
A freight moving apparatus comprising: a conveyor for receiving a freight and conveying the freight between a first predetermined position in a carrier vehicle and a second predetermined position in a freight station; an electric motor for driving the conveyor; stops disposed in the carrier vehicle and the freight station for engagement with the freight when the freight arrives at the first predetermined position or the second predetermined position; and a torque limiter for detecting any change of torque of the electric motor, which may be caused in the electric motor when the freight comes into engagement with the stops at the first predetermined position or the second predetermined position, to deactivate the electric motor.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.