ES2074958A1 - Process for producing a tennis racket frame from a resin- impregnated tubular flexible element to be moulded - Google Patents

Process for producing a tennis racket frame from a resin- impregnated tubular flexible element to be moulded

Info

Publication number
ES2074958A1
ES2074958A1 ES09302435A ES9302435A ES2074958A1 ES 2074958 A1 ES2074958 A1 ES 2074958A1 ES 09302435 A ES09302435 A ES 09302435A ES 9302435 A ES9302435 A ES 9302435A ES 2074958 A1 ES2074958 A1 ES 2074958A1
Authority
ES
Spain
Prior art keywords
resin
producing
tennis racket
flexible element
racket frame
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
ES09302435A
Other languages
Spanish (es)
Other versions
ES2074958B1 (en
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Priority to ES09302435A priority Critical patent/ES2074958B1/en
Publication of ES2074958A1 publication Critical patent/ES2074958A1/en
Application granted granted Critical
Publication of ES2074958B1 publication Critical patent/ES2074958B1/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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  • Moulding By Coating Moulds (AREA)

Abstract

Process for producing a tennis racket frame by moulding a resin-impregnated tubular flexible element which comprises the operations which consist in: impregnating the fibres with resin, rolling said resin-impregnated fibres around a flexible covering arranged on a rigid mandrel driven in rotation, in which the flexible covering has a length L1 of between 1200 and 1800 mm and such that the lengths, weights and angles, between 18 degree and 42 degree, of deposition of the wicks are within the values indicated in the following chart:
ES09302435A 1993-11-22 1993-11-22 PROCEDURE FOR THE CONSTRUCTION OF A TENNIS RACKET FRAME FROM A TUBULAR FLEXIBLE ELEMENT IMPREGNATED OF RESIN INTENDED TO BE MOLDED. Expired - Fee Related ES2074958B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
ES09302435A ES2074958B1 (en) 1993-11-22 1993-11-22 PROCEDURE FOR THE CONSTRUCTION OF A TENNIS RACKET FRAME FROM A TUBULAR FLEXIBLE ELEMENT IMPREGNATED OF RESIN INTENDED TO BE MOLDED.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ES09302435A ES2074958B1 (en) 1993-11-22 1993-11-22 PROCEDURE FOR THE CONSTRUCTION OF A TENNIS RACKET FRAME FROM A TUBULAR FLEXIBLE ELEMENT IMPREGNATED OF RESIN INTENDED TO BE MOLDED.

Publications (2)

Publication Number Publication Date
ES2074958A1 true ES2074958A1 (en) 1995-09-16
ES2074958B1 ES2074958B1 (en) 1996-05-01

Family

ID=8283680

Family Applications (1)

Application Number Title Priority Date Filing Date
ES09302435A Expired - Fee Related ES2074958B1 (en) 1993-11-22 1993-11-22 PROCEDURE FOR THE CONSTRUCTION OF A TENNIS RACKET FRAME FROM A TUBULAR FLEXIBLE ELEMENT IMPREGNATED OF RESIN INTENDED TO BE MOLDED.

Country Status (1)

Country Link
ES (1) ES2074958B1 (en)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3981504A (en) * 1974-03-18 1976-09-21 Ppg Industries, Inc. Glass-carbon reinforced foamed resin tennis racket frame
US4045025A (en) * 1973-02-13 1977-08-30 Starwin Industries, Inc. Glass fiber tennis racket frame
US4579343A (en) * 1981-12-21 1986-04-01 Ektelon Graphite composite racquet
WO1992012847A1 (en) * 1991-01-24 1992-08-06 Prince Manufacturing, Inc. Long fiber reinforced thermoplastic frame especially for a tennis racquet

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4045025A (en) * 1973-02-13 1977-08-30 Starwin Industries, Inc. Glass fiber tennis racket frame
US3981504A (en) * 1974-03-18 1976-09-21 Ppg Industries, Inc. Glass-carbon reinforced foamed resin tennis racket frame
US4579343A (en) * 1981-12-21 1986-04-01 Ektelon Graphite composite racquet
WO1992012847A1 (en) * 1991-01-24 1992-08-06 Prince Manufacturing, Inc. Long fiber reinforced thermoplastic frame especially for a tennis racquet

Also Published As

Publication number Publication date
ES2074958B1 (en) 1996-05-01

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Legal Events

Date Code Title Description
FD1A Patent lapsed

Effective date: 20010301