JPH01131847U - - Google Patents

Info

Publication number

JPH01131847U

JPH01131847U JP2749788U JP2749788U JPH01131847U JP H01131847 U JPH01131847 U JP H01131847U JP 2749788 U JP2749788 U JP 2749788U JP 2749788 U JP2749788 U JP 2749788U JP H01131847 U JPH01131847 U JP H01131847U

Authority

JP

Japan

Prior art keywords

piston

opening

predetermined distance

groove

circumferential groove

Prior art date

1988-03-03

Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)

Pending

Links

• Espacenet
• Global Dossier
• Discuss

• 238000002485 combustion reaction Methods 0.000 claims description 2
• 238000010586 diagram Methods 0.000 description 2
• 238000012986 modification Methods 0.000 description 1
• 230000004048 modification Effects 0.000 description 1