Fluid reaction surfaces (i.e. – impellers) – Operator supported manually actuated type – Operation solely by direct hand manipulation
Patent
1977-05-19
1979-01-02
Powell, Jr., Everette A.
Fluid reaction surfaces (i.e., impellers)
Operator supported manually actuated type
Operation solely by direct hand manipulation
7113, 7158, B01L 318, A47J 4328
Patent
active
041325028
ABSTRACT:
A spatula is formed as a combination implement. Several mixing implements which are suitable for substances of varying consistency are placed on one and the same handle unit. There is preferably a knife-blade-type mixing implement at one end of the handle and a pronged, fork-type mixing implement at the other end.
REFERENCES:
patent: D47443 (1915-06-01), Villemain
patent: 717998 (1903-01-01), Huebner
patent: 849098 (1907-04-01), Aufrichtig
patent: 972777 (1910-10-01), Richardson
patent: 1288617 (1918-12-01), Kupiszewski
patent: 1434744 (1922-11-01), Hibbler
patent: 1732714 (1929-10-01), Copes
patent: 2524475 (1950-10-01), Renz
patent: 2670939 (1954-03-01), Harp
patent: 3411723 (1968-11-01), Kohn
Bayer Aktiengesellschaft
Powell Jr. Everette A.
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