Patent · US Expired

Front end feeder for mail handling machine

US4930764A · kind A · utility

24Cited by
19References
22Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 28, 1988
Grant dateJun 5, 1990
Priority date
Expiry dateDec 28, 2008

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB65H2701/1916
  • WIPO fieldHandling
  • WIPO sectorMechanical engineering

Abstract

The front feeder for a high speed machine for handling mixed mail, including a nudger drive assembly for advancing the mail pieces while maintaining registration, and for fluffing a stack of mail contributing to preshingling of the mail as it is advanced downstream, angled decks and a back prop for a guideless hopper region, a tamper subsystem for maintaining registration of flapped envelopes, and structure configured to guide open envelope flaps along a slot for downstream sealing purposes.

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