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Patent Searching and Data


Title:
SELF-DRILLING ANCHOR ASSEMBLY
Document Type and Number:
WIPO Patent Application WO/2019/140081
Kind Code:
A1
Abstract:
A self-drilling anchor assembly including a drill bit and an anchor positioned over and attached to the drill bit. In various embodiments, the drill bit includes a shank, a drill head integrally connected to one end of the shank, and a threaded tail integrally connected to an opposite end of the shank. The tail includes a mechanical engaging structure that is engageable by a tool to rotate the drill bit, and a helical thread formation to facilitate attachment of a securing device such as nut and washer to the tail of the drill bit. The anchor includes an elongated generally tubular body including an inner surface defining a longitudinally extending inner channel, and a head integrally connected to and extending from a first end of the body. The drill bit is configured to remain in the anchor and in the substrate after installation of the anchor assembly in the substrate.

Inventors:
DILL, Michael (155 Harlem AvenueGlenview, Illinois, 60025, US)
MENDEZ JAQUEZ, Miguel E. (155 Harlem AvenueGlenview, Illinois, 60025, US)
VERSINO, Anthony (155 Harlem AvenueGlenview, Illinois, 60025, US)
Application Number:
US2019/013035
Publication Date:
July 18, 2019
Filing Date:
January 10, 2019
Export Citation:
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Assignee:
ILLINOIS TOOL WORKS INC. (155 Harlem Avenue, Glenview, Illinois, 60025, US)
International Classes:
F16B13/00; F16B13/06
Domestic Patent References:
WO2008041836A12008-04-10
WO2007104094A12007-09-20
Foreign References:
GB2254392A1992-10-07
DE3739371A11989-06-01
JP2000230520A2000-08-22
EP2567107A12013-03-13
US201916243541A2019-01-09
Attorney, Agent or Firm:
MASIA, Adam H. (Neal, Gerber & Eisenberg LLPTwo North LaSalle,Suite 170, Chicago Illinois, 60602, US)
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