Resources Contact Us Home
Browse by Category: Main > Engineering
Class Information
Number: 137/630.11
Name: Fluid handling > Systems > Sequentially progressive opening or closing of plural valves > Pressure equalizing or auxiliary shunt flow > One valve seats against other valve (e.g., concentric valves) > Locomotive throttle
Description: Systems which are disclosed, or structurally limited, for use in steam locomotives to control the feeding of steam to the motor means.

Patents under this class:

Patent Number Title Of Patent Date Issued

  Recently Added Patents
Managing aging of silicon in an integrated circuit device
Display system, display control method and computer program
System and method for detecting crop rows in an agricultural field
System and method for providing advice to consumer regarding a payment transaction
System and method for providing an extended platform for an operating system
Spacers for insulated glass units
  Randomly Featured Patents
Shoe-cleaning assembly
Addition of aldehydes to organic compounds having a carbon-hydrogen bond activated by a nitro or nitrile group
Waste collection device
Reliable one-way messaging over request-response transport protocols
Decoating device
Tape recorder cassette loading mechanism in which a projection mates with a hole in a cassette upper surface
Stirrup irons
ESD monitoring circuit and device
Cathode-ray tube