GB328047A - Improvements in tennis balls, and the manufacture thereof - Google Patents

Improvements in tennis balls, and the manufacture thereof

Info

Publication number
GB328047A
GB328047A GB247929A GB247929A GB328047A GB 328047 A GB328047 A GB 328047A GB 247929 A GB247929 A GB 247929A GB 247929 A GB247929 A GB 247929A GB 328047 A GB328047 A GB 328047A
Authority
GB
United Kingdom
Prior art keywords
projection
manufacture
tennis balls
plug
soft
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.)
Expired
Application number
GB247929A
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 GB247929A priority Critical patent/GB328047A/en
Priority to GB427929A priority patent/GB328065A/en
Publication of GB328047A publication Critical patent/GB328047A/en
Expired legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A63—SPORTS; GAMES; AMUSEMENTS
    • A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
    • A63B39/00—Hollow non-inflatable balls, i.e. having no valves
    • A63B39/02—Arrangements for maintaining the pressure
    • A63B39/04—Pricking-balls; Tools for blowing them up
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60C—VEHICLE TYRES; TYRE INFLATION; TYRE CHANGING; CONNECTING VALVES TO INFLATABLE ELASTIC BODIES IN GENERAL; DEVICES OR ARRANGEMENTS RELATED TO TYRES
    • B60C23/00—Devices for measuring, signalling, controlling, or distributing tyre pressure or temperature, specially adapted for mounting on vehicles; Arrangement of tyre inflating devices on vehicles, e.g. of pumps or of tanks; Tyre cooling arrangements

Landscapes

  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Physical Education & Sports Medicine (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Crushing And Grinding (AREA)
  • Reciprocating Pumps (AREA)

Abstract

328,047. Williams, L. E., and James, G. E. Jan. 24, 1929. Balls.-The position of the soft-rubber inflating plug A of a tennis ball B is indicated by a projection D disposed opposite the plug A and extending into an opening in the cloth cover C. The projection D is formed of soft rubber with or without an outer layer of gutta-percha. The outer cover is vulcanized to the ball and to the projection.
GB247929A 1929-01-24 1929-01-24 Improvements in tennis balls, and the manufacture thereof Expired GB328047A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
GB247929A GB328047A (en) 1929-01-24 1929-01-24 Improvements in tennis balls, and the manufacture thereof
GB427929A GB328065A (en) 1929-01-24 1929-01-24 Improvements in adapters for inflating tennis balls and the like

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB247929A GB328047A (en) 1929-01-24 1929-01-24 Improvements in tennis balls, and the manufacture thereof

Publications (1)

Publication Number Publication Date
GB328047A true GB328047A (en) 1930-04-24

Family

ID=9740273

Family Applications (2)

Application Number Title Priority Date Filing Date
GB247929A Expired GB328047A (en) 1929-01-24 1929-01-24 Improvements in tennis balls, and the manufacture thereof
GB427929A Expired GB328065A (en) 1929-01-24 1929-01-24 Improvements in adapters for inflating tennis balls and the like

Family Applications After (1)

Application Number Title Priority Date Filing Date
GB427929A Expired GB328065A (en) 1929-01-24 1929-01-24 Improvements in adapters for inflating tennis balls and the like

Country Status (1)

Country Link
GB (2) GB328047A (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3056538A (en) * 1959-04-15 1962-10-02 Owsen Peter Pump
CH612349A5 (en) * 1977-10-21 1979-07-31 Schneider Medintag Ag

Also Published As

Publication number Publication date
GB328065A (en) 1930-04-24

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