Machine element or mechanism – Gearing – Teeth
Reexamination Certificate
2005-09-13
2005-09-13
Fenstermacher, David M. (Department: 3682)
Machine element or mechanism
Gearing
Teeth
C074SDIG001, C264S478000, C264S645000, C029S893100
Reexamination Certificate
active
06941832
ABSTRACT:
An injection molded resin gear1includes a rim4, a hub3and a web5which connects the rim4to the hub3. A plurality of ribs7for guiding a molten resin, which is injected from pin point gates8, to the hub3protrude from the outer periphery of the hub3on one side of the web5so as to correspond to the pin point gates8. The ribs7are formed so as to be recessed from the side face10of the hub3. In the connecting portions of the ribs7to the hub3, fillet portions12are formed for smoothly guiding the flow of the resin from the hub3toward the web5when the injection molded resin gear1is formed.
REFERENCES:
patent: 5207112 (1993-05-01), Sweetland et al.
patent: 5606890 (1997-03-01), Luckas
patent: 6000295 (1999-12-01), Kimizuka
patent: 6070484 (2000-06-01), Sakamaki
patent: 6181899 (2001-01-01), Fukuchi
patent: 2001/0002512 (2001-06-01), Fukuchi
patent: 2001/0039730 (2001-11-01), Fujita et al.
patent: 55063054 (1980-05-01), None
patent: 02072259 (1990-03-01), None
Japanese Patent Laid-Open No. 49-36755 (published on Apr. 5, 1974).
Japanese Patent Laid-Open No. 2001-123986 (published on May 8, 2001).
Japanese Patent Laid-Open No. 2001-353753 (published Dec. 25, 2001).
Noguchi Koji
Noguchi Tadashi
Bachman & LaPointe P.C.
Enplas Corporation
LandOfFree
Injection molded resin gear, injection molded resin rotating... does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Injection molded resin gear, injection molded resin rotating..., we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Injection molded resin gear, injection molded resin rotating... will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-3396662