Patent · US Expired

Connection element

US6461091B2 · kind B2 · utility

6Cited by

5References

3Claims

0Family size

Assignee

Hilti Aktiengesellschaft · LI

Inventors

Armin Herb · Apfeldorf, DE
Fritz Hermann · Landsberg, DE
Ulrich Birnbaum · Kaufering, DE
Marcus Fohrer · Hergensweiler, DE
Gordillo Antonio Lopez · Torrent, ES

Key dates

Filing date	Mar 26, 2001
Grant date	Oct 8, 2002
Priority date	—
Expiry date	Mar 26, 2021

Classification

Technology area (CPC F)Mechanical Engineering; Lighting; Heating
CPC primaryF16B21/20
WIPO fieldMechanical elements
WIPO sectorMechanical engineering

Abstract

A connection element for a bolt including a member for receiving the bolt (2) and including a bore (5) having a tapering region (7) adjoining a bore cylindrical receiving region (4) and tapering in a direction opposite a bolt insertion in direction (A); and a locking member supported in the bore (5) for forcelockingly engaging the bolt (2) and formed as a radially expandable annular member having an inner diameter (w), which is, at least partially, smaller than an outer diameter (d2) of the bolt (2), and an axial length corresponding to an axial length of the cylindrical receiving region (4).

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.