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Semi-automatic insertion machine for envelopes

  • US 4,499,705 A
  • Filed: 03/17/1982
  • Issued: 02/19/1985
  • Est. Priority Date: 09/07/1978
  • Status: Expired due to Fees
First Claim
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1. A machine for facilitating the manual insertion of materials by an operator into envelopes of the type having a body and an adjacent seal flap provided with exposed self-sealing adhesive, said machine comprising:

  • a hopper for receiving a quantity of envelopes and including means normally supporting the envelopes in stacked relation with the envelope seal flaps in superposed extended position, means for withdrawing envelopes in one by one relationship from the hopper, means independent of said normal stack supporting means and separately engageable with the envelope stack as additional support therefor for inhibiting removal of remaining envelopes in the hopper as each envelope is withdrawn, an inserter station, means for translating each envelope withdrawn from the hopper to the inserter station, means at the inserter station for separating the envelope side walls to facilitate the introduction of materials into the envelope, a guide plate at the inserter station for guiding materials into the envelope, translating means for removing a filled envelope from the inserter station, and flap closing means operable upoh the filled envelope for sealing the flap onto the adjacent envelope side wall.

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