Tray sealing machine
US6681546B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Dec 18, 2002 |
| Grant date | Jan 27, 2004 |
| Priority date | — |
| Expiry date | Dec 18, 2022 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB29L2031/712
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
A sealing apparatus includes a frame structure including a base and an actuator support extending upward from the base, a container support including a container receiver, and a heater platen suspended from the actuator support above the container support. The heater platen is shiftable between a load/unload position wherein a container can be loaded into and unloaded from within the container receiver and an associated lid can be positioned over the container, and a sealing position wherein the heater platen presses the container and the lid on the container support. The sealing apparatus also includes an actuator that includes a support structure pivotally attached to the frame and supporting the heater platen, and an L-shaped handle having a first end, second end and a pivot point located between the first end and the second end. The handle is pivotable between a first position wherein the heater platen is in the load/unload position, and a second position wherein the heater platen is in the sealing position. The actuator also includes at least one pivot arm pivotally attached to the second of the handle and pivotally attached to the support structure such that rotating the hand…
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.