Sheet feeding or delivering – Special articles – Envelope
Patent
1990-09-05
1992-03-03
Schacher, Richard A.
Sheet feeding or delivering
Special articles
Envelope
271 34, 271150, B65H 304
Patent
active
050925741
ABSTRACT:
Apparatus for feeding sheets respectively having an upright surface and a lower edge, the apparatus comprising: structure for supporting a stack of said sheets on said lower edges thereof; first structure for feeding said sheets of said stack in a downstream path of travel; second structure for feeding said sheets on said lower edges thereof from said stack in a direction extending transverse to said path of travel, said second sheet feeding structure including structure for frictionally engaging the upright surfaces of successive sheets; and structure for resiliently urging said structure for frictionally engaging into engagement with said upright surfaces of successive sheets.
REFERENCES:
patent: 3759503 (1973-09-01), Peterson
patent: 3970298 (1976-07-01), Irvine
patent: 3981493 (1976-09-01), Klappenecker
patent: 3982749 (1976-09-01), Stobb
patent: 4302000 (1981-11-01), Frank
patent: 4634111 (1987-01-01), Frank
patent: 4884797 (1989-12-01), Svyatsky
IBM Technical Disclosure Bulletin, vol. 19, No. 2, pp. 623, 624, Edge Feed Loader for Mail Transport, T. L. Johnson et al., Jul. 1976.
Belec Eric A.
Braen Henry P.
Wright William J.
Pitchenik David E.
Pitney Bowes Inc.
Schacher Richard A,.
Scolnick Melvin J.
Walker Donald P.
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