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US 2024/0300703 A1Published application
Rubber stopper
AssigneeDaikyo Seiko, Ltd.
InventorHiroshi SUTO
Life of this patent
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Abstract
To provide a rubber stopper capable of suppressing occurrence of coring. Provided is a rubber stopper including a canopy portion having an upper surface and a lower surface, and a leg portion provided on the lower surface of the canopy portion, in which the leg portion has a tapered base portion at the center on a lower surface side of the canopy portion, and a curvature radius R1 of the tapered base portion is 2 mm or more and 4 mm or less.
Claims10
A rubber stopper comprising:
- a canopy portion having an upper surface and a lower surface;
- and
- a leg portion provided on the lower surface of the canopy portion,
- wherein the leg portion has a tapered base portion at the center on a lower surface side of the canopy portion, and
- a curvature radius R1 of the tapered base portion is 2 mm or more and 4 mm or less.
2 more elements
Dependencies are inferred from the claim text.