Device for opening and closing the seating plate of the lavatory unit of the seat type
US4807307A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Nov 9, 1987 |
| Grant date | Feb 28, 1989 |
| Priority date | — |
| Expiry date | Nov 9, 2007 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T74/20528
- WIPO fieldFurniture, games
- WIPO sectorOther fields
Abstract
A device for opening and closing the seating plate of the lavatory unit of the seat type wherein the unit is provided with only the seating plate. The device includes a spring for connecting a movable member attached to the unit body with the seating plate freely swingably pivoted on the unit body at one end rim thereof, an opening mechanism for moving the movable member to reverse the urging direction of the spring from its seating-plate-closing direction to its seating-plate-opening direction, and a closing mechanism for causing the seating plate to be closed. When the opening mechanism is made operative, the urging direction of the spring is reversed to open the seating plate. When the unit is provided with the seating and the cover plate. The device includes a pair of springs for connecting a pair of movable members attached to the unit body with the seating and the cover plate, which movable members are freely swingably pivoted on the unit body at one end thereof, a pair of opening mechanism for moving each of the movable members to reverse the urging direction of each spring from its seating- or cover-plate-closing direction to its seating- or cover-plate-opening direction, a…
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.