Patent · US Active

Adaptor for setting a self-drilling, chemically anchored, fastening element

US8029211B2 · kind B2 · utility

1Cited by

3References

10Claims

0Family size

Assignee

Hilti Aktiengesellschaft · LI

Inventors

Michael Bayerl · Bohmte, DE
Kay Heemann · Kaufering, DE
Wolfgang Ludwig · Destin, US

Key dates

Filing date	Jun 8, 2009
Grant date	Oct 4, 2011
Priority date	—
Expiry date	Mar 27, 2030

Classification

Technology area (CPC E)Fixed Constructions
CPC primaryE21D20/028
WIPO fieldCivil engineering
WIPO sectorOther fields

Abstract

An adaptor for setting a self-drilling, chemically anchorable, fastening element (5) includes a rotor member (21) rotatably supported in the adaptor housing (36) and having at its opposite ends (23,25) respectively, a coupling section (24) for connecting the rotor member (21) with a drilling tool (8) for joint rotation therewith, and a coupling receptacle (26) for fixedly receiving a free end (6) of the fastening element (5). Support elements (52,53) are provided in one of two housing parts (41,51) for rotatably supporting the rotor member (21). Sealing elements (42), which are provided in another housing part (41), for a connection channel section (32) that connects a connection opening (37) in the housing (36) for the ejection medium (4) with a feeding channel (31) in the rotor member (21).

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