Pressurized Fluid Discharge Device
Number of patents in Portfolio can not be more than 2000
United States of America Patent
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N/A
Issued Date -
Nov 26, 2009
app pub date -
Oct 20, 2006
filing date -
Oct 25, 2005
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
A female screw hole (31) is opened in an outer surface of a housing (3) of a hydraulic clamp (1), and a leg portion (40a) of a tubular casing (40) is threaded into the female screw hole (31). An annular gasket (41) is fitted to an annular groove (42) formed in a head portion (40b) of the casing (40). On an inner peripheral surface (41a) of the gasket (41), a first annular sealing portion (71) which seals an inner peripheral surface (42a) of the annular groove (42) is provided. On an annular outer end surface (41d) of the gasket (41), a second annular sealing portion (72) which seals a peripheral wall (68) of the female screw hole (31) at the opening part of the housing (3) is provided. A diameter (D1) of the first annular sealing portion (71) is set to a value smaller than a diameter (D2) of the second annular sealing portion (72).
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