CFRP or FRP made badminton racket frame

Details CFRP or FRP made badminton racket frame CFRP or FRP made badminton racket frame

1980-05-22

1982-11-23

Apley, Richard J.

Amusement devices: games

Aerial projectile game; game element or accessory therefor...

Target

273 73G, A63B 4910

Patent

active

043602029

ABSTRACT:
A badminton racket frame comprising a ring frame, a throat, a shaft and a grip wherein said parts of the racket frame further comprising a layer made of carbon fiber reinforced plastics or fiber reinforced plastics having been soaked in a high polymer epoxy resin to form a prepreg sheet, and a solid independent foaming material as the core thereof. The present badminton racket frame is hot-pressing molded and has a shaft with the foaming material core therein having a diameter around one millimeter.

REFERENCES:
patent: 3755037 (1973-08-01), Erwin et al.
patent: 3771805 (1973-11-01), Ishida
patent: 3949988 (1976-04-01), Staufer
patent: 3953637 (1976-04-01), Phillips
patent: 4070021 (1978-01-01), Cecka
patent: 4082274 (1978-04-01), Stevens
patent: 4119313 (1978-10-01), Popplewell
patent: 4128963 (1978-12-01), Dano
patent: 4145047 (1979-03-01), Nagamoto et al.

Affiliated with

Also associated with

Rating

CFRP or FRP made badminton racket frame does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with CFRP or FRP made badminton racket frame, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and CFRP or FRP made badminton racket frame will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-1876291