Sealer, fastener, bolt and method of fabricating bolt
AssigneesFuji Engineering Co., Ltd., West Nippon Expressway Company Limited, Fujigiken Co., Ltd.
InventorsMasanobu SUGIMOTO, Yasuo MURAYAMA, Kenichi YAMADA, Yasutoshi YAMADA
Life of this patent
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Abstract
The invention provides a sealer to be used for a bolt including a sprayed preservative coating coated onto at least a threaded portion. The sealer contains a wax therein in the range of 1 to 10 mass % both inclusive.
Claims8
A sealer to be used for a bolt including a sprayed preservative coating coated onto at least a threaded portion,
- said sealer containing a wax therein in the range of 1 to 10 mass % both inclusive.
A fastener to be fastened to an object including a sprayed preservative coating,
- said fastener comprising:
- a bolt entirely coated with a sprayed preservative coating, at least a threaded portion of said blot being sealed with a sealer containing a wax therein in the range of 1 to 10 mass % both inclusive;
- and
- a nut to be fastened to said threaded portion of said bolt with said object being sandwiched between a head portion of said bolt and said nut, said nut coated with a sprayed preservative coating at portions except an inner threaded portion and a surface at which said nut makes contact with said object.
A bolt including a sprayed preservative coating coated onto at least a threaded portion, said bolt being sealed with a sealer containing a wax therein in the range of 1 to 10 mass % both inclusive.
A method of fabricating a bolt, comprising:
- coating a sprayed preservative coating onto at least a threaded portion;
- and
- sealing said bolt with a sealer containing a wax therein in the range of 1 to 10 mass % both inclusive.
Dependencies are inferred from the claim text.