Endless belt envelope flap moistening system
US3981270A · kind A · utility
Assignee
Inventor
Key dates
| Filing date | Mar 10, 1975 |
| Grant date | Sep 21, 1976 |
| Priority date | — |
| Expiry date | Mar 10, 1995 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB43M5/042
- WIPO fieldOther consumer goods
- WIPO sectorOther fields
Abstract
A moistening system for moistening the gummed flaps of envelopes being processed in a postage meter mailing machine includes a rotating endless belt extending into a liquid supply and transferring moisture to flaps pressed against it by a contoured finger positioned adjacent to the belt. The finger is curvedly bowed and twisted relative to the belt moistening surface so as to urge essentially only the gummed portion of the flap against the belt for moistening although a wide variety of envelope flap designs and sizes are processed. The endless belt may be pivotably supported to permit convenient removal of the liquid supply container. The container is part of a liquid reservoir assembly which includes a tray support for the container which requires that several motions, vertical and horizontal, be sequentially followed before the container may be removed from the machine. This minimizes inadvertent spillage. The container may have cam surfaces cooperating with complementary parts of the endless belt device to pivot it. Interlocks to prevent operation of the belt when the container is not in place are provided. The entire system is conveniently positioned below the deck of and withi…
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.