Body frame with a liquid tank secured integrally thereto for a motorcycle
First Claim
1. A body frame for a motorcycle, comprising:
- a head pipe;
a main pipe fixedly connected at one end to said head pipe and extending rearwardly therefrom; and
a hollow gusset of generally inverted U-shaped cross section open at the front and bottom, the front of said gusset being connected to said head pipe and the bottom edges of said gusset extending longitudinally along the surface of said main pipe and being sealed thereto, whereby said gusset, said head pipe and said main pipe form a liquid-tight enclosure.
1 Assignment
0 Petitions
Accused Products
Abstract
An improved body frame with a liquid tank secured integrally thereto for a motorcycle is disclosed which is constructed such that at least a part of the body frame is constituted of a pipe member. The improvement consists in that the liquid tank serving as an oil tank or the like is constituted by a combination of a main pipe fixedly connected to a head pipe and a gusset fixedly secured to said main pipe. The liquid tank includes a first holding chamber and a second holding chamber which are in communication with one another, said first holding chamber being defined by a combination of a part of the main pipe and the gusset, while said second holding chamber being defined by the inside space of the main pipe. Further, the liquid tank includes a defining chamber having a small holding capacity which is communication therewith, said defining chamber being equipped therein with a surface level detecting unit by means of which the surface level of liquid in the liquid tank is detected.
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Citations
6 Claims
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1. A body frame for a motorcycle, comprising:
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a head pipe; a main pipe fixedly connected at one end to said head pipe and extending rearwardly therefrom; and a hollow gusset of generally inverted U-shaped cross section open at the front and bottom, the front of said gusset being connected to said head pipe and the bottom edges of said gusset extending longitudinally along the surface of said main pipe and being sealed thereto, whereby said gusset, said head pipe and said main pipe form a liquid-tight enclosure. - View Dependent Claims (2, 3, 4, 5)
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6. A liquid tank construction for a motorcycle frame having a generally a vertical head pipe and a generally horizontal main pipe connected to said head pipe and extending rearwardly therefrom, said tank comprising:
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A hollow gusset of generally inverted U-shaped cross section open at the front and bottom, the front opening of the said gusset being sealed to said head pipe and the bottom opening of said gusset being sealed to said main pipe to form a first holding chamber within said gusset; said main pipe being sealed at both ends to form a second holding chamber; and said main pipe having communication holes form therein between said first and second holding chambers, whereby said head pipe, said main pipe, and said gusset form a liquid-tight tank integral to said motorcycle frame.
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Specification