Cover for a housed thermostat
AssigneeBehr-Thomson-Dehnstoffregler GmbH & Co.
InventorsRoland Saur, Friedrich Bauer, Peter Leu
Life of this patent
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Abstract
A cover for a housed thermostat having a thermostat valve which is held on the cover, forms a main valve and a short-circuit valve and contains a thermostatic working element whose housing is connected with the main valve disk. The cover has a projection which surrounds the housing of the working element in a cage-type manner and is molded to the main valve disk which is manufactured as a molded plastic part. The end of the projection projects over the housing of the working element and forms part of the short-circuit valve.
Claims12
A cover for a housed thermostat, the housed thermostat having a main housing and a thermostat valve which is held on the cover and forms a main valve and a short-circuit valve, the thermostat valve containing a thermostatic working element with a housing and a main valve disk connected with the housing of the thermostatic working element, the cover comprising:
- a projection molded to the main valve disk and which is a molded plastic part that surrounds the housing of the working element in a cage-type manner, an end of the projection projecting over the housing of the working element and forming a part of the short-circuit valve.
A cover according to 7, wherein the insert has a cylindrical lengthening with window-type recesses and in which the projection of the main valve disk is guided by guide fingers and has a bottom with a surrounding closed ring which forms a short-circuit sliding valve together with lower edges of the window-type recesses.
Dependencies are inferred from the claim text.