Invention Grant
- Patent Title: Self-tapping screw
- Patent Title (中): 自攻螺丝
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Application No.: US12830072Application Date: 2010-07-02
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Publication No.: US08485769B2Publication Date: 2013-07-16
- Inventor: Falk Rosenkranz , Corinna Achleitner , Ralf Zitzmann , Isaiah Freerksen
- Applicant: Falk Rosenkranz , Corinna Achleitner , Ralf Zitzmann , Isaiah Freerksen
- Applicant Address: LI Schaan
- Assignee: Hilti Aktiengesellschaft
- Current Assignee: Hilti Aktiengesellschaft
- Current Assignee Address: LI Schaan
- Agency: Crowell & Moring LLP
- Priority: DE102009027582 20090709
- Main IPC: F16B25/00
- IPC: F16B25/00
Abstract:
A self-tapping screw is disclosed. The screw includes a shaft which has a first end and an opposing second end with a load-engaging structure, and a thread that extends at least in sections over the length of the shaft. Several wear indicators are provided on the thread. Identifiers are provided on the screw for identifying the wear indicators.
Public/Granted literature
- US20110027035A1 SELF-TAPPING SCREW Public/Granted day:2011-02-03
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