To provide an intake manifold capable of introducing gas fuel into respective distribution passages.
CNG introduction ports 74 for introducing CNG into the distribution passages 37 are provided in a first piece 12 forming downstream side ends of the distribution passages 37 of the intake manifold 10. The CNG introduction port 74 includes a pipe passage 77 of a pipe member 76 mounted to the first piece 12 and a communication port 79 formed in the first piece 12 and performing communication between the pipe passage 77 of the pipe member 76 and the distribution passage 37. A throttle 84 is provided in the communication port 79 of the first piece 12 for throttling the passage cross-sectional area of the CNG introduction port 74. The pipe member 76 is mounted to the first piece 12 by welding.
COPYRIGHT: (C)2011,JPO&INPIT
Shozo Matsukawa
Yuki Tanikawa
| JP8270474A | ||||
| JP2001050115A | ||||
| JP2003193944A | ||||
| JP57084350U | ||||
| JP2001132549A | ||||
| JP2008163892A | ||||
| JP6185378A |
Next Patent: TREATING METHOD FOR VISCOUS WASTE PRODUCTS INTERMINGLED WITH METAL SCRAP