Patent · US Expired

Apparatus for inserting a sheet into an envelope to segregate a sheet and an envelope

US5975514A · kind A · utility

31Cited by
12References
16Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 23, 1998
Grant dateNov 2, 1999
Priority date
Expiry dateApr 23, 2018

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB43M3/045
  • WIPO fieldOther consumer goods
  • WIPO sectorOther fields

Abstract

In a mail inserter machine including at least one subassembly with a component driven in reciprocating fashion, an apparatus for inserting a sheet into an envelope. The apparatus comprises a movable gripper jaw assembly, an envelope vacuum cup assembly, an envelope opener assembly including a nozzle in communication with a gaseous fluid supply source, and an insertion assembly. An electrical control circuit is adapted to issue electrical control signals to the respective assemblies, in such manner that the occurrence and duration of the control signals determine relative periods of operation of the assemblies during a cycle of operation of the apparatus and over a range of speeds of the apparatus.

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