Patent ID: 6102388
Filing Date: 2000-08-15
Classification: B65H

Abstract:
An envelope feeder for feeding an envelope from a stack of envelopes including:support means for supporting a stack of envelopes;advancing means for advancing an envelope from the stack of envelopes;a nip for receiving each advanced envelope during its removal from the stack of envelopes by said advancing means, said nip being formed by a restraint roll and a driven feed roll, said restraint roll being movable to said feed roll and being urged to move to said feed roll; andat least one lower section on the periphery of said feed roll forming a nip between said restraint roll and said lower section in which said restraint roll follows the periphery of said lower section to vary the size of the entry opening to said nip from a maximum when it initially receives an advanced envelope to a minimum as the advanced envelope is advanced by said advancing means.