Family of fastening elements, check gauges and method for controlling the choice of the length of a fastening element
US8926248B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Feb 1, 2012 |
| Grant date | Jan 6, 2015 |
| Priority date | — |
| Expiry date | Feb 1, 2032 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF16B2200/95
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
The invention refers to a family of fastening devices including at least two fastening elements (101, 121), each one of said elements including a shaped end portion (105), a frontal face (106) of the shaped end portion (105) having a cavity (107) extending as far as a bottom (108),the fastening elements having different maximum grips (Gmax), the family being configured so that the distance (109′) between the bottom (108) of the cavity (107) and the limit (170) between the body and the shaped end portion is identical for all the fastening elements (101, 121).The invention refers moreover to a unit (100) including such a family of fastening devices and a check gauge (150), as well as a method for checking of the choice of the length of a fastening element (101, 121), by means of the check gauge (150).
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.