Invention Grant
- Patent Title: Door closer
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Application No.: US494928Application Date: 1983-05-16
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Publication No.: US4590639APublication Date: 1986-05-27
- Inventor: Karl Fritsche , Wilhelm Vahs
- Applicant: Karl Fritsche , Wilhelm Vahs
- Applicant Address: DEX Leonberg
- Assignee: Geze GmbH
- Current Assignee: Geze GmbH
- Current Assignee Address: DEX Leonberg
- Priority: DEX3224300 19820629
- Main IPC: E05F3/10
- IPC: E05F3/10 ; E05F1/08
Abstract:
A door closer the closing force of which can be adjusted is provided with a device for indicating the selected closing force. The device used to indicate the prevailing closing force is actuated in dependence on the adjustment of the spring which determines the closing force.
Public/Granted literature
- US5591586A Hybridization mapping of nucleic acids Public/Granted day:1997-01-07
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