DK414279A - PROCEDURE FOR PREPARING TENNIS BALLS AND A TENNIS BALL PREPARED BY THE PROCEDURE - Google Patents

PROCEDURE FOR PREPARING TENNIS BALLS AND A TENNIS BALL PREPARED BY THE PROCEDURE

Info

Publication number
DK414279A
DK414279A DK414279A DK414279A DK414279A DK 414279 A DK414279 A DK 414279A DK 414279 A DK414279 A DK 414279A DK 414279 A DK414279 A DK 414279A DK 414279 A DK414279 A DK 414279A
Authority
DK
Denmark
Prior art keywords
procedure
tennis
preparing
ball prepared
balls
Prior art date
Application number
DK414279A
Other languages
Danish (da)
Inventor
H Bokelmann
H W Patzelt
Original Assignee
Metzeler Schaum Gmbh
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 Metzeler Schaum Gmbh filed Critical Metzeler Schaum Gmbh
Publication of DK414279A publication Critical patent/DK414279A/en

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
    • B29D99/00—Subject matter not provided for in other groups of this subclass
    • B29D99/0042—Producing plain balls
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C44/00—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
    • B29C44/34—Auxiliary operations
    • B29C44/56—After-treatment of articles, e.g. for altering the shape
    • B29C44/5627—After-treatment of articles, e.g. for altering the shape by mechanical deformation, e.g. crushing, embossing, stretching
    • B29C44/5636—After-treatment of articles, e.g. for altering the shape by mechanical deformation, e.g. crushing, embossing, stretching with the addition of heat
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C59/00—Surface shaping of articles, e.g. embossing; Apparatus therefor
    • B29C59/02—Surface shaping of articles, e.g. embossing; Apparatus therefor by mechanical means, e.g. pressing
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2105/00—Condition, form or state of moulded material or of the material to be shaped
    • B29K2105/04—Condition, form or state of moulded material or of the material to be shaped cellular or porous
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2031/00—Other particular articles
    • B29L2031/54—Balls
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2031/00—Other particular articles
    • B29L2031/54—Balls
    • B29L2031/548—Tennis balls

Abstract

1. A process for the production of foam tennis balls, characterised in that a ball is shaped in the size of a tennis ball from a block of foam, preferably cold foam, having a density by volume of at least 130 kg/m**3 , in particular 160 kg/m**3 , and that this ball is squeezed.
DK414279A 1978-10-11 1979-10-03 PROCEDURE FOR PREPARING TENNIS BALLS AND A TENNIS BALL PREPARED BY THE PROCEDURE DK414279A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2844193A DE2844193C2 (en) 1978-10-11 1978-10-11 Process for the production of foam balls suitable for tennis games

Publications (1)

Publication Number Publication Date
DK414279A true DK414279A (en) 1980-04-12

Family

ID=6051877

Family Applications (1)

Application Number Title Priority Date Filing Date
DK414279A DK414279A (en) 1978-10-11 1979-10-03 PROCEDURE FOR PREPARING TENNIS BALLS AND A TENNIS BALL PREPARED BY THE PROCEDURE

Country Status (6)

Country Link
EP (1) EP0010645B1 (en)
JP (1) JPS5831935B2 (en)
AT (1) ATE1223T1 (en)
DE (1) DE2844193C2 (en)
DK (1) DK414279A (en)
ES (2) ES246087Y (en)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2904026C2 (en) * 1979-02-02 1983-04-07 Metzeler Schaum Gmbh, 8940 Memmingen Device for burning recesses in the surface of a foam body
DE2910640A1 (en) * 1979-03-17 1980-09-25 Metzeler Schaum Gmbh METHOD AND DEVICE FOR PRODUCING A BALL FROM FOAM WITH SURFACE EMBOWDING
DE3131705C2 (en) 1981-08-11 1983-07-07 Metzeler Schaum Gmbh, 8940 Memmingen Method for producing a foam ball and device for carrying out such a method
DE3152788A1 (en) * 1981-08-11 1983-09-08 Metzeler Schaum Gmbh, 8940 Memmingen Foam ball
GB2124504B (en) * 1982-07-30 1985-09-11 Dunlop Ltd Making tennis-balls
EP0393255B1 (en) * 1989-04-20 1993-12-01 "N.V. Konstruktiewerkhuizen De Mets" Crushing machine
US5841257A (en) * 1994-01-18 1998-11-24 Fanuc, Ltd. Circuit for supplying/interrupting power to robots
BRPI0713020B8 (en) * 2006-06-30 2018-01-02 Huntsman Int Llc tennis ball and process for making a tennis ball
KR101520134B1 (en) * 2007-11-26 2015-05-18 헌트스만 인터내셔날, 엘엘씨 Novel tennis ball

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE7608192U1 (en) Wilhelm Koepp Zellkautschuk, 5100 Aachen
DE1078914B (en) 1956-03-05 1960-03-31 Slazengers Ltd Match ball, in particular hollow tennis ball core and process for its production
DE2509776A1 (en) 1975-03-06 1976-09-16 Hans Winter Compendium of tennis like games - uses tacket, soft elastic ball and area divided into two courts by net
DE2634224C3 (en) 1976-07-30 1980-09-11 Metzeler Schaum Gmbh, 8940 Memmingen Device for the production of rotationally symmetrical solid bodies from foam

Also Published As

Publication number Publication date
JPS5552774A (en) 1980-04-17
ATE1223T1 (en) 1982-07-15
DE2844193C2 (en) 1980-06-26
ES246087Y (en) 1980-12-16
ES484866A1 (en) 1980-06-16
ES246087U (en) 1980-05-16
EP0010645A1 (en) 1980-05-14
JPS5831935B2 (en) 1983-07-09
DE2844193B1 (en) 1979-10-11
EP0010645B1 (en) 1982-06-23

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Legal Events

Date Code Title Description
AHB Application shelved due to non-payment