Explosion relief valve
AssigneeHoerbiger Ventilwerke Aktiengesellschaft
InventorsJohannes Kuhmayer, Johannes Besau
Life of this patent
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Abstract
An explosion relief valve for a confined space, more particularly for the crankcase of an internal combustion engine, includes a seat (1) which may be fitted into a boundary wall (3) of the space to be protected, a spring-loaded closure plate (4) cooperating with the valve seat, at least one flame barrier (9) having low pressure resistance in the gas path leading through the valve, preferably consisting of sheet-metal strips stacked one above another transversely Vito the throughflow direction of the gas, which sheet-metal strips are provided preferably at least over part of their width with irregular corrugations, and at least one other perforated wall (11, 12) in the gas path of expanded metal.
Claims12
An explosion relief valve for a confined space, comprising a valve seat which may be fitted into a boundary wall of the space to be protected, a spring-loaded closure plate cooperating with the valve seat, at least one flame barrier having low pressure resistance installed in a gas path leading through the valve, and at least one other perforated wall in the gas path, which other perforated wall is made of Expanded metal.
Dependencies are inferred from the claim text.