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Inventor: Sorberg; Bengt
Address: Kungsor, SE
No. of patents: 2
Patents:
Patent Number |
Title Of Patent |
Date Issued |
5744085 |
Pipe-end expanding method and a tool therefor |
April 28, 1998 |
A tool is used for expanding a pipe-end which includes a plurality of jaws that can be moved radially in relation to a centre axis, between a retracted position and an outer expanding position. The jaws are inserted to a given distance in the pipe-end with the jaws in their retracted |
4129149 |
Control valve means |
December 12, 1978 |
A control valve for a central heating system, the valve having an inlet, an outlet, a branch outlet, and a bypass conduit between the inlet and the outlet, the cross sectional flow area of the bypass conduit being independent of the position of either a main control valve member for |
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