Pump with cutting impeller

Details Pump with cutting impeller Pump with cutting impeller

2011-06-28

2011-06-28

Look, Edward (Department: 3745)

Rotary kinetic fluid motors or pumps

With cutter or comminutor for debris in working fluid

C415S169100, C416S19800R

Reexamination Certificate

active

07967553

ABSTRACT:
A pump having an axial impeller (40) with helical blades (38) for sucking liquid through an intake opening (38) formed at a bottom side of the axial impeller (40), in which the blades (38) are provided, at the bottom side of the axial impeller (40), with a first cutting edge (58) which, when the axial impeller (40) rotates, are in cutting relation with at least one second cutting edge (60) formed at the intake opening (36).

REFERENCES:
patent: 2027015 (1936-01-01), Bell
patent: 3692422 (1972-09-01), Girardier
patent: 5460483 (1995-10-01), Dorsch
patent: 6190121 (2001-02-01), Hayward et al.
patent: 6224331 (2001-05-01), Hayward et al.
patent: 6406635 (2002-06-01), Smith et al.
patent: 2002/0146319 (2002-10-01), Dorsch et al.
patent: 1806195 (1970-07-01), None
patent: 3640813 (1987-11-01), None
patent: 4438841 (1996-02-01), None
patent: 19804907 (1999-07-01), None
patent: 0013942 (1980-08-01), None
patent: 0774045 (2002-12-01), None
patent: 1299846 (1972-12-01), None

Affiliated with

Also associated with

Rating

Pump with cutting impeller 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 with cutting impeller, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Pump with cutting impeller will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-2644724