1644794

Information

• Patent Grant
• 1644794

• References
• Source

• Patent Number

  1,644,794

• Date Filed

  Not available

• Date Issued

  Tuesday, October 11, 1927
  97 years ago

• CPC

  • F04B39/0055 - with a special shape of fluid passage
  • F02M35/10118 - with variable cross-sections of intake ducts along their length; Venturis; Diffusors
  • F02M35/1205 - Flow throttling or guiding
  • F02M35/1233 - by using expansion chambers in the air intake flow path

• US Classifications

  • 181 - Acoustics