Toaster with safety shut-off
US5385082A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Apr 8, 1994 |
| Grant date | Jan 31, 1995 |
| Priority date | — |
| Expiry date | Apr 8, 2014 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA47J37/0821
- WIPO fieldFurniture, games
- WIPO sectorOther fields
Abstract
A toaster having an automatic shut-off. The toaster includes a cavity to receive bread and which includes a heating element which may be selectively energized by a switch to cause toasting of the bread. The toaster also includes a carriage mechanism to move the bread between up and down positions. The carriage mechanism includes a bread support extending into the cavity. The bread support is connected to a support frame which rides upon a vertical slide rod. Also mounted upon the slide rod is a lock frame mounted to allow limited movement with respect to the support frame. A spring is connected to the lock frame to bias it into an up position, and the lock frame includes a lock mechanism to releasable maintain it in a down position. The switch for activating the heating elements is activated when the lock frame is in this down position. A release mechanism is provided to release the lock mechanism. In use, the release mechanism will release the lock mechanism, causing the lock frame to travel upward, deactivating the switch for the heating elements. This upward travel of the lock frame is prior to any movement of the support frame, such that the heating elements are deactivated eve…
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.