发明名称 Closed cooling system for tools of plastics processing machines
摘要 <p>The cooling system comprising the supply pipe (71) and the discharge pipe (72) are combined in a coaxial pipe. The coaxial pipe is: connected to the bore (41) by a cylindrical coaxial sleeve; held by a fixation element; and frictatively fixable by a hollow screw, by which the coaxial pipe is led in the sleeve. The sleeve connects the discharge pipe with the bore and seals the bore outwardly. The cylindrical surface of the sleeve is accommodated with an outside thread. The coaxial sleeve is extended on the tube shaped tool (4) side and the discharge pipe is attached to the tubing surface. The supply pipe protrudes into the tubing surface and the free end of the tube surface is thickly locked. The bores of a channel distributor is provided with channels (61, 62) and the channel is connected over the supply pipe with the compressor (8) outlet and the other channel is connected over the discharge pipe with the compressor inlet. The coaxial pipe is connected to the channels by the sleeve. The interior conduits of the coaxial pipes are connectable to the outlets of the channel and the external conduits are connectable to the inlets of the other channel. The inlet and/or the outlet channels are connected over a throttle with the channel. The throttle is attached to a control or a regulator arrangement. The supply pipe and the discharge pipe are formed as single or a double pipes, whose connection takes place by a parallel sleeve. The supply pipe is led into the bore by the sleeve body and protrudes into the bore, which flows into the discharge pipe, and the passage is connected with the bore by the sleeve body of the discharge pipe.</p>
申请公布号 EP2027980(A1) 申请公布日期 2009.02.25
申请号 EP20080164946 申请日期 2006.05.12
申请人 STEMKE, GUDRUN 发明人 STEMKE, LOTHAR
分类号 B29C35/00;B29C45/73 主分类号 B29C35/00
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