×

Gear pump

  • US 5,462,420 A
  • Filed: 12/15/1993
  • Issued: 10/31/1995
  • Est. Priority Date: 12/16/1992
  • Status: Expired due to Fees
First Claim
Patent Images

1. A gear pump comprising:

  • a housing for housing gear pump rotors,at least one of said gear pump rotors comprising a shaft being led to the outside of said housing through a bore in said housing,said bore comprising a shaft bearing section and a shaft sealing section arranged axially outwards of said bearing section with respect to a gear wheel of said at least one gear pump rotor,said sealing section being arranged in an end cover plate of said housing and comprising a labyrinth seal with a labyrinth machined into material of said end cover plate.

View all claims
  • 1 Assignment
Timeline View
Assignment View
    ×
    ×