WO1996005892A1 - Tischtennisschläger mit griff - Google Patents
Tischtennisschläger mit griff Download PDFInfo
- Publication number
- WO1996005892A1 WO1996005892A1 PCT/DE1995/001091 DE9501091W WO9605892A1 WO 1996005892 A1 WO1996005892 A1 WO 1996005892A1 DE 9501091 W DE9501091 W DE 9501091W WO 9605892 A1 WO9605892 A1 WO 9605892A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- handle
- racket
- blade
- racket according
- scales
- Prior art date
Links
Classifications
-
- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
- A63B59/00—Bats, rackets, or the like, not covered by groups A63B49/00 - A63B57/00
- A63B59/40—Rackets or the like with flat striking surfaces for hitting a ball in the air, e.g. for table tennis
-
- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
- A63B60/00—Details or accessories of golf clubs, bats, rackets or the like
- A63B60/06—Handles
- A63B60/08—Handles characterised by the material
-
- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
- A63B2102/00—Application of clubs, bats, rackets or the like to the sporting activity ; particular sports involving the use of balls and clubs, bats, rackets, or the like
- A63B2102/16—Table tennis
-
- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
- A63B60/00—Details or accessories of golf clubs, bats, rackets or the like
- A63B60/06—Handles
-
- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
- A63B60/00—Details or accessories of golf clubs, bats, rackets or the like
- A63B60/06—Handles
- A63B60/10—Handles with means for indicating correct holding positions
-
- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
- A63B60/00—Details or accessories of golf clubs, bats, rackets or the like
- A63B60/06—Handles
- A63B60/12—Handles contoured according to the anatomy of the user's hand
-
- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
- A63B60/00—Details or accessories of golf clubs, bats, rackets or the like
- A63B60/06—Handles
- A63B60/14—Coverings specially adapted for handles, e.g. sleeves or ribbons
-
- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
- A63B60/00—Details or accessories of golf clubs, bats, rackets or the like
- A63B60/52—Details or accessories of golf clubs, bats, rackets or the like with slits
-
- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
- A63B60/00—Details or accessories of golf clubs, bats, rackets or the like
- A63B60/54—Details or accessories of golf clubs, bats, rackets or the like with means for damping vibrations
Definitions
- the invention relates to a table tennis racket, with a solid racket blade, to which covering layers can be applied on one or both sides in the area of the striking surface, and a handle which consists of an extension of the racket blade, which runs through and along its entire length the handle scales are attached on both sides.
- Racket woods for the sport of table tennis, especially those used for competitive sports usually consist of a racket sheet made of plywood or fiber-reinforced plywood and a racket handle consisting of two grip shells.
- the word “grip shell” designates the grip parts that are glued on both sides of a grip-like extension of the club blade. Analogous to the "handle shells" of the same name, for example of knives or other tools, these two parts are usually solid parts without cavities, which are already glued on by the manufacturer of the bat wood (cf. Brockhaus Encyclopedia, vol. 16, P. 549, 17th edition, 1973).
- the adhesive and contact surface between the grip shell and the club blade is generally the entire underside of the grip shells, the is usually flat, while the upper side generally does not show any particularly marked areas outside the nameplate.
- the racket wood including racket grip is determined by the following rules: "4.1.
- the size, shape and weight of the racket are arbitrary. However, the blade must be flat and inflexible.
- ... 4.2 At least 85% of the sheet, measured in terms of its thickness, must consist of natural wood, and an adhesive layer within the racket sheet may be reinforced with fiber material, such as carbon fiber, glass fiber or compressed paper 7.5% of the total thickness or more than 0.35 mm, whichever is less ... 4.5.
- the sheet itself, each layer of the sheet and each layer of covering or adhesive must be continuous and of uniform thickness.
- the feeling of the ball of a table tennis player is significantly influenced by the sensation of the vibrations of the table tennis racket, which are perceived by the contact between the striking hand and the racket grip become.
- the vibrations and the deflections of the club blade and handle in the range of several micrometers, caused by the ball hitting the club blade, are perceived in particular by the so-called pacinic receptors, which are mainly located on the inside of the ball of the hand and middle finger.
- These sensorimotor receptors are particularly sensitive to vibrations in the frequency range of 150-300 vibrations per second.
- the invention is based on the problem of designing the racket grip of table tennis rackets in such a way that the playing properties are optimized, in particular the feeling of the ball is significantly increased and thus the controllability of the shot is improved.
- the influence on the playing properties of the bat should be targeted and should be able to be undertaken for each bat according to the individual wishes of the player and according to his playing system.
- the handle system consisting of the handle part of the veneer or the club blade and the handle scales is matched to these vibrations.
- a club blade that is continuous to the end of the handle without interruptions due to holes or bores is advantageous. This has the function of a vibrating tongue and also guarantees a high torsional stiffness and torsional stability of the table tennis racket. This is absolutely necessary, especially with hard blows.
- the handle scales applied thereon serve as cavity resonators which selectively amplify vibrations on the one hand and pass them on to the hand evenly. The thinner the wall of the grip shell, the more pronounced the vibration amplitude of the grip vibration and the clearer the feeling of striking in the ball hand.
- the grip shells therefore enclose resonance or cavities, the cross section of which is semicircular or arcuate.
- the preferred width of the cavity at the widest point, in particular the grip area is between 1.5 and 2 cm. In practice, deviations from these preferred dimensions can be made within certain limits if a compromise has to be made between optimum vibration properties and mechanical stability and the production technology.
- the choice of material also plays a role in the design of the handle scales Role, since the vibration behavior depends on its elasticity module.
- the vibrations on the handle occur particularly clearly and are accordingly passed on to the striking hand.
- An advantage of the grip scales according to the invention is that they not only swing perpendicular to the club blade, but almost in all directions. As a result, the vibration receptors of the hand are addressed over a larger area and the player can better localize the ball jump on the club blade.
- the shape of the cavity corresponds essentially to the outer shape of the handle scales, i.e. the grip shell encloses an elongated, continuous cavity. Its typical length is between 8 and 9 cm.
- one or both handle shells with a chamber-shaped system from two or more cavities, which can have different, preferably arc-shaped or rectangular, longitudinal profiles.
- the grip shells have increased mechanical strength due to a web.
- a chamber-shaped cavity system with 3 or more cavities can also be useful for special applications and special materials.
- the vibrations of the surface of the handle scales with a camera-shaped Cavity systems are in most cases less pronounced than in a single continuous cavity; however, the sensation of some players shows a particular preference for this.
- the wall thickness of the grip shell is between 1 and 5 mm, preferably 2-3 mm, since a wall of the grip shell that is too thin is mechanically unstable on the one hand and on the other hand leads to natural vibrations which are less pleasant for the player are like that of a thicker wall.
- Your cross-section can be constant or vary. There is a larger one, especially on the contact surfaces
- Thickness cheap, in order to obtain a larger contact and adhesive surface between the grip shell and the club blade.
- the cavities can also be filled with a fiber and / or foam material. This effects a frequency-dependent damping of the vibrations, so that a selective transmission of selected modes can be achieved.
- a thickening preferably on the back of the club handle in the front, the End of the grips facing the striking surface, the vibrations due to the impact being transmitted particularly well to the thumb and index finger area of the striking hand. Some players find this pleasant.
- the thickening of the grip shells according to the invention can be carried out on one or on both grip shells.
- Vibration transmission to the vibration receptors in the skin of the playing hand through knobs or ridges The basis for their effect at a preferred distance of 3-4 mm and a preferred height of 1-2 mm is the sensitivity maximum of the Pacini receptors for excitations at this distance.
- the knobs or burrs can either be milled directly into the base material of the handle scales or can be brought about by specially shaped supports made of a different material.
- the areas structured according to the invention are arranged particularly in the area of the supports of the ball of the thumb and the middle finger.
- Vibration amplification according to the invention by means of the racket handle can be achieved with various materials.
- the wall thickness and curvature must be matched to the material in order to obtain a physiologically favorable vibration sensation.
- a light and thin plate preferably made of wood, plastic or metal
- all other cavities which are open at the end of the handle can also be closed off with such a glued-on or attached disc. This protects against the ingress of dirt.
- the plate either has a high degree of flexibility or is not attached on all sides.
- a lateral widening of the grip shells in the area of the transition from the club handle to the club face increases the mechanical strength of the club on the one hand and on the other hand the fingers lie completely over the shake hand position, which leads to an increased feeling of the ball.
- this measure primarily brings about an improvement in the transmission of vibrations from the club blade to the club handle according to the invention, since the extensions of the handle shells extending into the club face cause increased vibration excitation of the resonance spaces.
- Racket grips according to the claims described here can be combined with racket blades made of any materials. In any case, the vibration properties of the entire racket must be matched to the physiological sensitivity of the player.
- a simple interchangeability can be realized, for example, in such a way that a manufacturer offers a range of racket blades which differ among other things in terms of speed, elasticity, flexural strength, for example 3 racket blades which are triple , 5-fold and 7-fold glued, corresponding to a defense, all-round and an offensive wood.
- different grip shells are offered, which can be combined with the racket blades in almost any way.
- the individual wishes of the player can be taken into account to the extent that recommendations are given based on game tests with experienced players, which effect can be achieved with a certain combination of club blade and club wood.
- the handle scales can be glued on using quick-setting adhesive, for example glue, and with the aid of appropriate clamping devices within a few minutes.
- cavities with a polygonal cross section can also be achieved to approximate the semicircular shape.
- FIG. 1 shows a longitudinal section through a table tennis racket according to the invention
- FIG. 2 cross section along the line A-B in FIG. 1
- FIG. 6 racket with widened grip
- FIG. 7 longitudinal section through a table tennis racket with filled cavity
- FIG. 8 cross section along the line A-B in FIG. 7
- Figure 9 top view of a racket with structured surface areas
- FIG. 10 cross section along the line C-D in FIG. 9
- FIG. 1 shows a longitudinal section through a table tennis racket along the handle axis, whereby because a single, continuous cavity is visible in the interior of the handle scales (2).
- the handle scales (2) are glued onto the continuous blade (1).
- Figure 2 shows a section (A-B in Figure 1) through the club handle perpendicular to the handle axis.
- the cavity in the interior of the handle scales (2) has a cross section in the form of a circular section.
- FIG. 3 shows a longitudinal section through a table tennis racket along the handle axis, as a result of which two cavities arranged one behind the other with an arc-shaped longitudinal profile become visible.
- FIG. 4 shows a longitudinal section through a table tennis racket along the handle axis, whereby two cavities arranged one behind the other with a rectangular longitudinal profile are visible.
- FIG. 5 shows the top view of a table tennis bat, the grips (2) of which have cavities and are widened at the front end. This ensures a particularly firm connection between the club blade (1) and the handle scales (2) and results in a better transmission of the vibrations from the club blade (1) to the handle scales and thus ultimately to the striking hand.
- the pre the (hatched) area of the grip shell is chamfered towards the face.
- FIG. 6 shows a longitudinal section through a table tennis racket along the handle axis.
- the embodiment of a slight widening of the handle in the front part of the handle scales can be seen. This measure has the effect that the vibrations of the club blade (1) are picked up particularly clearly in the area of the striking hand which faces the striking surface.
- FIG. 7 shows a longitudinal section through a table tennis racket along the handle axis, as a result of which a single, continuous cavity inside the handle shells (2) is visible, which is filled with a foam or fiber material. This measure dampens in particular the high-frequency vibrations which are perceived as unpleasant.
- Figure 8 shows a section (A-B in Figure 7) through the club handle perpendicular to the handle axis.
- the filling of the cavity consists of foam or fiber material.
- FIG. 9 shows a top view of a table tennis racket, the grip shells (2) of which each have one nubbed or grooved area are provided on the support of the middle finger or the ball of the hand.
- FIG. 10 shows a section (C-D in FIG. 9) perpendicular to the handle axis, in which burrs with a rectangular cross section can be seen on one of the two handle shells.
Landscapes
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Physical Education & Sports Medicine (AREA)
- Golf Clubs (AREA)
- Laminated Bodies (AREA)
- Walking Sticks, Umbrellas, And Fans (AREA)
- Steering Devices For Bicycles And Motorcycles (AREA)
- Purses, Travelling Bags, Baskets, Or Suitcases (AREA)
Abstract
Description
Claims
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP95928441A EP0777512B1 (de) | 1994-08-23 | 1995-08-18 | Tischtennisschläger mit griff |
JP8507697A JPH10505259A (ja) | 1994-08-23 | 1995-08-18 | グリップを有した卓球ラケット |
DK95928441T DK0777512T3 (da) | 1994-08-23 | 1995-08-18 | Bordtennisbat med greb |
DE59502528T DE59502528D1 (de) | 1994-08-23 | 1995-08-18 | Tischtennisschläger mit griff |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DEP4429843.9 | 1994-08-23 | ||
DE4429843A DE4429843C2 (de) | 1994-08-23 | 1994-08-23 | Schlägergriff für die Sportart Tischtennis |
Publications (1)
Publication Number | Publication Date |
---|---|
WO1996005892A1 true WO1996005892A1 (de) | 1996-02-29 |
Family
ID=6526330
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/DE1995/001091 WO1996005892A1 (de) | 1994-08-23 | 1995-08-18 | Tischtennisschläger mit griff |
Country Status (7)
Country | Link |
---|---|
EP (1) | EP0777512B1 (de) |
JP (1) | JPH10505259A (de) |
AT (1) | ATE167073T1 (de) |
DE (2) | DE4429843C2 (de) |
DK (1) | DK0777512T3 (de) |
ES (1) | ES2121411T3 (de) |
WO (1) | WO1996005892A1 (de) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE19947322B4 (de) * | 1999-10-01 | 2004-01-15 | Sunflex International Ltd. | Tischtennisschläger |
DE10206975A1 (de) * | 2002-02-20 | 2003-09-04 | Bjoern Olaf Schuett | Verfahren zur Herstellung von Tischtennis-Wettkampfhölzern und anderen Tischtennishölzern |
JP4736410B2 (ja) * | 2004-11-08 | 2011-07-27 | ▲たかし▼ 國澤 | 卓球ラケット |
FR2926470B1 (fr) * | 2008-01-21 | 2017-07-28 | Cornilleau Sas | Raquette de tennis de table |
FR2932392B1 (fr) * | 2008-06-13 | 2010-09-17 | Jean Remy Bouvier | Raquette de tennis de table |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2205578A (en) * | 1940-02-07 | 1940-06-25 | Becker & Company P | Bat |
US2293312A (en) * | 1940-02-16 | 1942-08-18 | James L Sewell | Table-tennis bat |
DE2407213A1 (de) * | 1974-02-15 | 1975-08-21 | James V Heiloway | Tischtennisschlaegerrohling |
EP0213467A1 (de) * | 1985-08-30 | 1987-03-11 | VEB Ingenieurbüro und Mechanisierung Gotha | Tischtennisschläger |
DE3826986A1 (de) * | 1988-08-09 | 1990-02-15 | Jean Werner Dequet | Tischtennisschlaeger |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE8003137U1 (de) * | 1980-07-03 | Westag & Getalit Ag, 4840 Rheda-Wiedenbrueck | Tischtennisschläger | |
FR2136564A5 (de) * | 1971-04-21 | 1972-12-22 | Afcoa International | |
DE2545233A1 (de) * | 1975-10-09 | 1977-04-21 | Pelikan Werke Wagner Guenther | Elastischer belag fuer tischtennisschlaeger |
ES276065Y (es) * | 1983-11-30 | 1986-06-01 | Nicola Borras Juan | Paleta para tenis de mesa |
DE9310912U1 (de) * | 1993-07-21 | 1993-11-11 | Ehrentraut, Horst, 32549 Bad Oeynhausen | Tischtennisschläger mit schwingungsgedämpftem Griff |
-
1994
- 1994-08-23 DE DE4429843A patent/DE4429843C2/de not_active Expired - Fee Related
-
1995
- 1995-08-18 DK DK95928441T patent/DK0777512T3/da active
- 1995-08-18 AT AT95928441T patent/ATE167073T1/de not_active IP Right Cessation
- 1995-08-18 JP JP8507697A patent/JPH10505259A/ja active Pending
- 1995-08-18 EP EP95928441A patent/EP0777512B1/de not_active Expired - Lifetime
- 1995-08-18 WO PCT/DE1995/001091 patent/WO1996005892A1/de not_active Application Discontinuation
- 1995-08-18 ES ES95928441T patent/ES2121411T3/es not_active Expired - Lifetime
- 1995-08-18 DE DE59502528T patent/DE59502528D1/de not_active Expired - Lifetime
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2205578A (en) * | 1940-02-07 | 1940-06-25 | Becker & Company P | Bat |
US2293312A (en) * | 1940-02-16 | 1942-08-18 | James L Sewell | Table-tennis bat |
DE2407213A1 (de) * | 1974-02-15 | 1975-08-21 | James V Heiloway | Tischtennisschlaegerrohling |
EP0213467A1 (de) * | 1985-08-30 | 1987-03-11 | VEB Ingenieurbüro und Mechanisierung Gotha | Tischtennisschläger |
DE3826986A1 (de) * | 1988-08-09 | 1990-02-15 | Jean Werner Dequet | Tischtennisschlaeger |
Also Published As
Publication number | Publication date |
---|---|
ATE167073T1 (de) | 1998-06-15 |
DE59502528D1 (de) | 1998-07-16 |
ES2121411T3 (es) | 1998-11-16 |
DE4429843C2 (de) | 1997-07-03 |
EP0777512B1 (de) | 1998-06-10 |
JPH10505259A (ja) | 1998-05-26 |
DK0777512T3 (da) | 1999-03-29 |
EP0777512A1 (de) | 1997-06-11 |
DE4429843A1 (de) | 1996-02-29 |
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