| 摘要 |
PROBLEM TO BE SOLVED: To suppress freezing of moisture in a breather tube. SOLUTION: A heater 13 is disposed in the breather tube connecting a cylinder head cover 10 with an air cleaner 8. A body of the breather tube 11 comprises a joint tube 22 disposed in the middle of the body, and partial tubes 22A, 22B connected with both ends of the joint tube 22. The heater 13 has a heater body 14 as a heating element, and a case 21 housing the heater body 14 with the heater body held between electrodes 15, and the heater is disposed at the center part of the joint tube 22. The joint tube 22 has a slot 22a from which the heater 13 is inserted. A radiator 20 extended along the breather tube 11 is joined with the case 21. An outer peripheral part of the breather tube 11 is covered with an outer heat insulating tube 23. COPYRIGHT: (C)2007,JPO&INPIT |
