Patent · US Expired

Mobile carriage

US5070954A · kind A · utility

1Cited by
1References
5Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 4, 1991
Grant dateDec 10, 1991
Priority date
Expiry dateMar 4, 2011

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T74/19102
  • WIPO fieldOther special machines
  • WIPO sectorMechanical engineering

Abstract

A mobile carriage comprises wheels which are respectively rotatably provided through one-way clutches at each end of wheel shafts disposed at the front and rear of the carriage, the wheels at the front of the carriage in the moving direction thereof serving as driving wheels so that the carriage can be driven backwardly and forwardly using a prime mover.

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