Patent · US Expired

Sheet transport drum assembly in a rotary printing press

US4395949A · kind A · utility

21Cited by
5References
10Claims
0Family size

Assignee

Inventor

Key dates

Filing dateApr 8, 1982
Grant dateAug 2, 1983
Priority date
Expiry dateApr 8, 2002

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB41F22/00
  • WIPO fieldTextile and paper machines
  • WIPO sectorMechanical engineering

Abstract

Sheet transport drum assembly in a rotary printing press wherein a sheet being transported rests upon an air cushion formed by blowing air between the jacket of a rotatable transport drum and the sheet, including air nozzle means for producing the air cushion, and sealing strips disposed on the drum jacket for limiting the air cushion at a location of the drum jacket underlying the leading edge and the two lateral edges of the sheet.

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