Integrally formed weather strip
First Claim
1. A particularly shaped weather strip for use on an automobile body to seal a clearance formed between an automobile door and a door opening of the body, comprising first and second weather strip sections integrally formed as a single unit, each of said first and second weather strip sections including a sealing portion to seal said clearance and an engagement portion to be engaged with the body, said sealing portion and said engagement portion of each of said first and second weather strip sections being of different kinds of materials, respectively,said sealing portion of said first weather strip section has a substantially oval cross-sectional configuration, and said sealing portion of said second weather strip section has a substantially depressed rectangular cross-sectional configuration.
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Accused Products
Abstract
A weather strip having first and second weather strip sections integrally formed as a unit. Each of the weather strip sections includes a sealing portion and an engagement portion. The sealing portion and the engagement portion of each of the weather strip sections are formed of first and second molding materials, respectively. The sealing portion of the first weather strip section having a cross-sectional configuration which is different from the sealing portion of the second weather strip section. The second weather strip section is harder than the first section.
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Citations
7 Claims
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1. A particularly shaped weather strip for use on an automobile body to seal a clearance formed between an automobile door and a door opening of the body, comprising first and second weather strip sections integrally formed as a single unit, each of said first and second weather strip sections including a sealing portion to seal said clearance and an engagement portion to be engaged with the body, said sealing portion and said engagement portion of each of said first and second weather strip sections being of different kinds of materials, respectively,
said sealing portion of said first weather strip section has a substantially oval cross-sectional configuration, and said sealing portion of said second weather strip section has a substantially depressed rectangular cross-sectional configuration.
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3. An elongate weather strip for use on an automobile body to seal the entire clearance formed between an automobile door and the door opening of the body, comprising a first and a second weather strip section integrally formed as a single unit, each of said first and second weather strip sections including a sealing portion to seal said clearance and an engagement portion to be engaged with the body, said sealing portion and said engagement portion of each of said first and second weather strip sections having a different hardness and
the sealing portion of said first weather strip section being formed with an upper substantially oval cross-sectional configuration, and the sealing portion of said second weather strip section includes a substantially rectangular cross sectional configuration having an upper portion forming a groove.
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6. A single length weather strip for use on an automobile body to seal the clearance formed between an automobile door and the door opening of the automobile body, comprising first and second weather strip sections integrally formed as a single unit, each of said first and said second weather strip section including a sealing portion to seal said clearance and an engagement portion for engagement with the body, said sealing portion and said engagement portion of each of said first and second weather strip section materials having different hardness, said sealing portion of said first weather strip section includes an upper substantially oval cross-sectional configuration, and the sealing portion of said second weather strip section includes a substantially rectangular cross-sectional configuration with an upper portion forming a groove, the sealing portion and said engagement portion of said first weather strip section is sponge rubber, and said second weather strip section is heat treated sponge rubber having a hardness of semi-hard rubber.
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7. An elongated weather strip for use on an automobile body to seal the clearance formed between an automobile door and the door opening of the body, comprising a first and a second weather strip section integrally formed as a single unit, each of said first and second weather strip sections including a sealing portion to seal said clearance and an engagement portion to be engaged with the body, said sealing portion and said engagement portion of each of said first and second weather strip sections having a different hardness, said sealing portion of the first weather strip section having a cross-sectional configuration which differs from the sealing portion of the second weather strip section, and said sealing portion of the second weather strip section having a heat treated portion of which the hardness is greater than the hardness of the sealing portion of the first weather strip section.
Specification