Canadian Patents Database

Patent Summary

(12) Patent:	(11) CA 1137132
(21) Application Number:	328284
(54) English Title:	BADMINTON RACKET
(54) French Title:	RAQUETTE DE BADMINTON

• Abstract
• Patent Details
• View or Download Images
• View Administrative Status
• Show all claims

English Abstract

Note: The Abstract is shown in the official language in which it was submitted.

BADMINTON RACKET
Abstract of the Disclosure

In a badminton racket having a substantially
T-shaped tubular joint adapted to connect a shaft
to a frame, the joint is provided with a pair of
ribs integrally formed on opposite outer surfaces
thereof. Each rib extends from the central part
of this outer surface to respective free end por-
tions of the T-shaped joint in such a manner that
the rib is formed substantially in the shape of
"T" with the thickness and width thereof gradually
reducing toward the free end portions of the T-
shaped joint.

---

Patent Details

(52) Canadian Patent Classification (CPC):	273/163
(51) International Patent Classification (IPC):	A63B 49/00 (2006.01) A63B 49/02 (2006.01)
(72) Inventors (Country):	YONEYAMA, MINORU (Japan)
(73) Owners (Country):	YONEX SPORTS KABUSHIKI KAISHA (Not Available)
(71) Applicants (Country):
(74) Agent:	MARKS & CLERK
(45) Issued:	1982-12-07
(22) Filed Date:	1979-05-24
(30) Availability of licence:	N/A
(30) Language of filing:	English

Patent Cooperation Treaty (PCT):	No

(30) Application Priority Data:
Application No. Country Date 53-167603 Japan 1978-12-07

View or Download Images

Click on a link under View Patent Image to view a section of the image or click on a link under Download Patent Image in PDF format to download a section of the image in PDF format. PDF files can be viewed, saved, and printed using Adobe Acrobat Reader . Adobe Acrobat Reader is available for free download from Adobe's Web site.

If you have any difficulty accessing content, you can call the Client Service Centre at (819) 997-2985 or send them an e-mail at CIPO Client Service Centre.

View Patent Image	Download Patent Image in PDF Format	Size of Image (KB)	Number of Pages
Cover Page	Cover Page	10	1
Abstract	Abstract	14	1
Claims	Claims	27	1
Description	Description	302	11
Drawings	Drawings	69	5
Representative Drawing	Representative Drawing	N/A	N/A