JPH0199998U - - Google Patents

Info

Publication number

JPH0199998U

JPH0199998U JP19612287U JP19612287U JPH0199998U JP H0199998 U JPH0199998 U JP H0199998U JP 19612287 U JP19612287 U JP 19612287U JP 19612287 U JP19612287 U JP 19612287U JP H0199998 U JPH0199998 U JP H0199998U

Authority

JP

Japan

Prior art keywords

pump

return chamber

pump shaft

shaft

pumping sleeve

Prior art date

1987-12-24

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

• 238000005086 pumping Methods 0.000 claims description 5
• 239000000314 lubricant Substances 0.000 claims description 3
• 239000012530 fluid Substances 0.000 claims description 2
• 230000001050 lubricating effect Effects 0.000 claims description 2
• 238000007789 sealing Methods 0.000 description 2
• 210000004907 gland Anatomy 0.000 description 1
• 238000000034 method Methods 0.000 description 1
• 238000012856 packing Methods 0.000 description 1
• XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1