JPH0377071U - - Google Patents

Info

Publication number

JPH0377071U

JPH0377071U JP13830789U JP13830789U JPH0377071U JP H0377071 U JPH0377071 U JP H0377071U JP 13830789 U JP13830789 U JP 13830789U JP 13830789 U JP13830789 U JP 13830789U JP H0377071 U JPH0377071 U JP H0377071U

Authority

JP

Japan

Prior art keywords

opening

electromagnetically driven

ventilation hole

reciprocating pump

driven reciprocating

Prior art date

1989-11-28

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

• 238000009423 ventilation Methods 0.000 claims 2
• 230000002093 peripheral effect Effects 0.000 claims 1
• 230000001681 protective effect Effects 0.000 description 2

Cited By (1)