Patent · US Expired

Fork lift truck attachment

US4149644A · kind A · utility

9Cited by
6References
3Claims
0Family size

Assignee

Inventor

Key dates

Filing dateMar 20, 1978
Grant dateApr 17, 1979
Priority date
Expiry dateMar 20, 1998

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB66F9/12
  • WIPO fieldHandling
  • WIPO sectorMechanical engineering

Abstract

An attachment for a fork lift truck that facilitates opening and closing of railway freight car doors. The attachment includes a base plate which pivotally supports a push arm at each side thereof that is connected to means for providing a controlled shock absorbing pushing force to the door so as to prevent damage thereto.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.