EP0304324A1
Expired / Lapsed
EP
⏱️ 0.0 years remaining
Sports implement for hitting balls or the like
Assignee: Sigel KK
•
Filing: 1988-08-19
•
Granted: —
•
Expires: 2008-08-19
Abstract
Abstract A sports implement for hitting balls or the like, such as a tennis racket, comprises a ball hitting portion connected to a handle (30). The handle comprises a shaft (20) enclosed within a first layer (31) of foamed synthetic resin, a second layer (33) of e.g. leather arranged outwardly of the first layer, and a buffer portion (32) consisting of a plurality of elongate buffer members of gel material extending parallel to the shaft (20) and embedded in the first layer.
Inventors
- 👤 Motoyasu Nakanishi
Bibliographic Details
Application Number
—
Jurisdiction
EP
Data Source
google_patents
Last Synchronized
2026-11-08 00:40
CPC Classifications
A; A63; A63B; A63B49/00; A63B49/02; A63B49/08; A63B60/00; A63B60/06; A63B60/08; A63B60/10; A63B60/54
Claims Analysis
Total Claims: 10
Claim 1
Independent Claim
75 words
A sports implement for hitting balls or the like, comprising a ball hitting portion and a handle (30), wherein the handle comprises a shaft (20) of a substantially hard material enclosed within a first layer (31) of foamed synthetic resin, a second layer (33) arranged outwardly of the first layer, and a buffer portion (32) of gel material located between the shaft (20) and the second layer (33) and embedded in the first layer (31).
Claim 2
Dependent Claim
75 words
A sports implement for hitting balls or the like, comprising a ball hitting portion and a handle (30), wherein the handle comprises a shaft (20) of a substantially hard material enclosed within a first layer (31) of foamed synthetic resin, a second layer (33) arranged outwardly of the first layer, and a buffer portion (32) of gel material located between the shaft (20) and the second layer (33) and embedded in the first layer (31).
Claim 3
Dependent Claim
26 words
A sports implement as claimed in claim 1, wherein the buffer portion (32) comprises a plurality of elongate buffer members extending parallel to the shaft (20).
Claim 4
Dependent Claim
31 words
A sports implement as claimed in claim 2, wherein the buffer members are substantially strip-shaped and each such strip is arranged with one of its major surfaces facing the shaft (20).
Claim 5
Dependent Claim
24 words
A sports implement as claimed in claim 1, 2 or 3, wherein the buffer portion (32) is disposed in contact with the shaft (20).
Claim 6
Dependent Claim
25 words
A sports implement as claimed in claim 1, 2 or 3, wherein the buffer portion (32) is disposed at a spacing from the shaft (20).
Claim 7
Dependent Claim
22 words
A sports implement as claimed in claim 5, wherein the buffer portion (32) is disposed in contact with the second layer (33).
Claim 8
Dependent Claim
27 words
A sports implement as claimed in any preceding claim, wherein the buffer portion (32) includes a sealing cover (321) enclosing the gel material to prevent leakage thereof.
Claim 9
Dependent Claim
17 words
A sports implement as claimed in any preceding claim, wherein the gel material is a silicone gel.
Claim 10
Dependent Claim
23 words
A sports implement as claimed in any preceding claim, wherein the shaft (20) is a tubular member having therein foamed synthetic resin (23).
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
Maintenance schedule is calculated for granted US utility patents.