POWER SUCTION DEVICE

• US 3,442,454 A
• Filed: 04/15/1966
• Issued: 05/06/1969
• Est. Priority Date: 04/17/1965
• Status: Expired due to Term

• Current Assignee: Herbert Stenger, Strossner Manfred, Wendler Friedrich
• Original Assignee: Herbert Stenger, Strossner Manfred, Wendler Friedrich
• Inventors: Stenger, Herbert, STROSSNER MANFRED, WENDLER FRIEDRICH
• Application Number:
  US04/542,897
• Time in Patent Office: 1,117 Days
• US Class Current: 406/144
• CPC Class Codes: B01J 4/001 Feed or outlet devices as such, e.g. feeding tubes
• CPC Class Codes: B05B 7/1404 Arrangements for supplying particulate material
• CPC Class Codes: B05B 7/1463 the means for supplying particulate material comprising a gas inlet for pressurising or avoiding depressurisation of a powder container
• CPC Class Codes: B22C 23/02 Devices for coating moulds or cores
• CPC Class Codes: B65G 53/12 the gas flow acting directly on the materials in a reservoir

Claims