DEVICE FOR FEEDING WORKING FLUID Russian patent published in 2017 - IPC F16N7/30 

FIELD: machine engineering.

SUBSTANCE: device comprises a housing with inlet and outlet pipes arranged inside a housing chamber made of elastic material in the form of a cup, open side turned towards the outlet and connected to the housing, breakable sealing element installed in the outlet pipe, an outlet manifold for the working fluid provided with in a pyrotechnic heater mounted in the manifold and equipped with actuation system. The heater actuation system further comprises a charge of pyrotechnic composition sensitive to shock and a striker contacting with additional charge, a spring-loaded striker and a lock striker of initial position, and in the housing between the outlet pipe and holder location there is a channel in which the sealing element is nonbreakable and mechanically connected with breakable sealing element and the lock striker, the nonbreakable and breakable sealing elements and the mechanical connection therebetween are made to provide movement upon actuation towards the outlet and a passageway through the breakable sealing element of the working fluid.

EFFECT: improved dimensional and weight characteristics, simplified circuit layout of and operation of consumer application on object.

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