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US5106225A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Aug 17, 1990 |
| Grant date | Apr 21, 1992 |
| Priority date | — |
| Expiry date | Aug 17, 2010 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T403/75
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
An adjustable spacer made of plastic for securing two plate-shaped components together with variable spacing, including an anchoring part adapted to be inserted into and secured in a hole of first one of said components and having a cylindrical hollow shaft with a threaded portion on its internal surface and a spacing screw part having a threaded shaft that can be screwed into the hollow shaft of the anchoring part to adjust the spacing between the two parts. The spacing screw part has a supporting head on its upper end and on its lower end below the threaded shaft an expanding stem made up of a plurality of separate downwardly extending legs connected at their upper ends to the threaded shaft. A through-hole extends through the screw part that tapers in the expanding stem to a narrower hole for receipt of threaded member at least one axis-parallel rib is provided on the external surface of each leg. In addition, a plurality of axis parallel grooves are provided on the internal surface of the hollow shaft of the anchoring part below its threaded portion so that when a threaded member is screwed into the through-hole of the spacing screw part to secure the second plate component to …
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.