Internal-combustion engines – Poppet valve operating mechanism – Rocker
Patent
1995-12-21
1997-08-12
Lo, Weilun
Internal-combustion engines
Poppet valve operating mechanism
Rocker
123 9042, 123 9044, 74519, 74559, F01L 118
Patent
active
056554907
ABSTRACT:
A rocker arm with a roller made with a metal plate and utilized in a valve actuating system of an engine is provided. The roller mounting rocker arm includes a rocker arm body (11) having a pair of side walls (11c) and a connecting portion 12 for connecting the side walls (11c), a roller (7) mounted between the side walls (11c), a pivot engageable recess (12a) formed on the connecting portion by drawing, and a valve stem receiving portion (14) formed at the other end of the side walls (11c). This roller mounting rocker arm has a high rigidity and is suitable for mass-production, and low cost is realized.
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Fujimoto Takashi
Ichimura Takao
Komai Hirokazu
Nagano Shuji
Takahashi Kenji
Koyo Seiko Co. Ltd.
Lo Weilun
Mitsubishi Jidosha Kogyo Kabushiki Kaisha
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