| (19) |
 |
|
(11) |
EP 0 345 054 A3 |
| (12) |
EUROPEAN PATENT APPLICATION |
| (88) |
Date of publication A3: |
|
28.11.1990 Bulletin 1990/48 |
| (43) |
Date of publication A2: |
|
06.12.1989 Bulletin 1989/49 |
| (22) |
Date of filing: 01.06.1989 |
|
| (51) |
International Patent Classification (IPC)4: A63B 39/02 |
|
| (84) |
Designated Contracting States: |
|
DE FR GB IT |
| (30) |
Priority: |
01.06.1988 GB 8812930
|
| (71) |
Applicant: Blatiak, Andrew, Dr. |
|
Kingston-upon-Thames
Surrey KT2 7EA (GB) |
|
| (72) |
Inventor: |
|
- Blatiak, Andrew, Dr.
Kingston-upon-Thames
Surrey KT2 7EA (GB)
|
| (74) |
Representative: Dawson, Elizabeth Ann et al |
|
A.A. THORNTON & CO.
Northumberland House
303-306 High Holborn
London WC1V 7LE
London WC1V 7LE (GB) |
|
| |
|
| (54) |
Storage container for tennis balls and the like |
(57) A storage container (1) for maintaining/restoring the internal pressure of objects
such as tennis balls and the like comprises two hollow substantially cylindrical body
parts (2,3) each having one open and one closed end and one of which (3) is of slightly
smaller diameter than the other (2) and slides within the other in an axial direction.
O-rings (11) are provided between the two body parts to form a seal. A retaining arrangement
of grooves (5,6) and projections (8) is provided on facing walls of the two body parts
to enable the storage container to be closed using a push and twist and/or screwing
action.