Fluid reaction surfaces (i.e. – impellers) – Specific blade structure – Coating – specific composition or characteristic
Patent
1983-04-12
1985-04-23
Yuen, Henry C.
Fluid reaction surfaces (i.e., impellers)
Specific blade structure
Coating, specific composition or characteristic
F01D 514
Patent
active
045127204
ABSTRACT:
A pump inpeller and a method for its manufacture wherein the impeller is made of two different synthetic plastics using a co-injection molding process. One plastic, used to fabricate a core section of the impeller, is a rigid thermoplastic material. The other plastic, used to fabricate the vanes section, is a thermoplastic elastomer. The latter is injected after the rigid thermoplastic material.
REFERENCES:
patent: 2882077 (1959-04-01), Marsh
patent: 3054355 (1962-09-01), Neely
patent: 3256939 (1966-06-01), Novak
patent: 3303791 (1967-02-01), Doble
patent: 3307634 (1967-03-01), Bihlmire
patent: 4293182 (1981-10-01), Schwartz
patent: 4362471 (1982-12-01), Langer et al.
Barry Wright Corporation
Kwon John
Yuen Henry C.
LandOfFree
Pump impellers and manufacture thereof by co-injection molding does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Pump impellers and manufacture thereof by co-injection molding, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Pump impellers and manufacture thereof by co-injection molding will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-35069