E - Fixed Constructions – 21 – C
Patent
E - Fixed Constructions
21
C
138/82
E21C 37/06 (2006.01)
Patent
CA 1271109
POWER UNIT ABSTRACT OF THE DISCLOSURE Disclosure is made of a power unit wherein a housing is made split along its longitudinal axis. A tubular elastic vessel is internally coaxially accommo- dated in the housing. Disposed between the expandable portions of the housing: are expanding inserts trape- zoidal in section, bearing by their larger bases against the tubular elastic vessel and by the sides, against the inner walls of the housing portions. For delivery of a working medium into the space of the elastic vessel provision is made for two pipe unions, each of which is installed for longitudinal movement in a holder having a flange disposed in a circular recess made on the inner surface of the housing, An elastic element surrounding the elastic vessel is in- stalled in the same circular recess. Each of the elastic vessel ends is disposed between the pipe union and the holder.
530498
Gorno-Altaisky Gosudarstvenny Pedagogichesky Institut
Lebedev Jury A.
Swabey Ogilvy Renault
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