Patent · US Expired

Print head carriage for matrix printer

US4898487A · kind A · utility

8Cited by
3References
4Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 8, 1988
Grant dateFeb 6, 1990
Priority date
Expiry dateDec 8, 2008

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB41J29/00
  • WIPO fieldTextile and paper machines
  • WIPO sectorMechanical engineering

Abstract

A print head is secured to a print head carriage and movable along guide rails in printing operation. The carriage includes bearings engaging the guide rails which are secured to the frame of the printer. The print head carriage is made of conductive material to enable bonding of the print head through the carriage and the bearings and along the guide rails to the ground potential of the printer.

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