Invention Grant
- Patent Title: Hammer device
- Patent Title (中): 锤装置
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Application No.: US10532572Application Date: 2003-10-21
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Publication No.: US08316960B2Publication Date: 2012-11-27
- Inventor: Angus Peter Robson
- Applicant: Angus Peter Robson
- Applicant Address: LU Luxembourg
- Assignee: Terminator IP II SA
- Current Assignee: Terminator IP II SA
- Current Assignee Address: LU Luxembourg
- Agent Stephen M. De Klerk
- Priority: NZ522157 20021021
- International Application: PCT/NZ03/00235 WO 20031021
- International Announcement: WO2004/035939 WO 20040429
- Main IPC: E21B1/02
- IPC: E21B1/02
Abstract:
The present invention relates to a drop hammer assembly including a drop hammer configured with at least two end conditions, characterized in that the position of the end conditions can be reversed when required. Also claimed is a method of reversing the drop hammer with respect to the drop hammer housing.
Public/Granted literature
- US20060201292A1 Device Public/Granted day:2006-09-14
Information query
