Lift and drop ratchet stick dispenser
US5356037A · kind A · utility
Assignee
Inventor
Key dates
| Filing date | Jun 21, 1993 |
| Grant date | Oct 18, 1994 |
| Priority date | — |
| Expiry date | Jun 21, 2013 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB65D83/76
- WIPO fieldHandling
- WIPO sectorMechanical engineering
Abstract
The present invention is a dispenser for liquids or solids. It includes a main hollow housing with sidewalls, an open base and an open top. The base is open to receive an activator component and the top is at least partially open for dispensing material therethrough. There are also at least two sets of vertically aligned, horizontal housing ratchets located on the inside of the housing sidewalls. They are tapered downwardly so as to permit upward movement and restrict downward movement of a push plate located within the housing. There is also an activator component inserted into the bottom of the housing, which is reciprocally movable. It has at least two sets of vertically aligned horizontal ratchets extending upwardly and aligned against the inside of the housing sidewalls. The activator component has a flexible spring portion biasing the activator component downwardly. The activator component is reciprocally movable between a first, lower position and a second, higher position, such that when the activator component is moved from a first, lower position to a second, higher position, its ratchets move the push plate upwardly at least one ratchet length, and when the activator com…
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.