CH570810A5 - - Google Patents

Info

Publication number
CH570810A5
CH570810A5 CH188174A CH188174A CH570810A5 CH 570810 A5 CH570810 A5 CH 570810A5 CH 188174 A CH188174 A CH 188174A CH 188174 A CH188174 A CH 188174A CH 570810 A5 CH570810 A5 CH 570810A5
Authority
CH
Switzerland
Application number
CH188174A
Original Assignee
Stockman Ake Olof Gabriel
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 Stockman Ake Olof Gabriel filed Critical Stockman Ake Olof Gabriel
Publication of CH570810A5 publication Critical patent/CH570810A5/xx

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B21/00—Layered products comprising a layer of wood, e.g. wood board, veneer, wood particle board
    • B32B21/04—Layered products comprising a layer of wood, e.g. wood board, veneer, wood particle board comprising wood as the main or only constituent of a layer, which is next to another layer of the same or of a different material
    • B32B21/047—Layered products comprising a layer of wood, e.g. wood board, veneer, wood particle board comprising wood as the main or only constituent of a layer, which is next to another layer of the same or of a different material of foam
    • A—HUMAN NECESSITIES
    • A63—SPORTS; GAMES; AMUSEMENTS
    • A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
    • A63B69/00—Training appliances or apparatus for special sports
    • A63B69/0097—Ball rebound walls
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B21/00—Layered products comprising a layer of wood, e.g. wood board, veneer, wood particle board
    • B32B21/02—Layered products comprising a layer of wood, e.g. wood board, veneer, wood particle board the layer being formed of fibres, chips, or particles, e.g. MDF, HDF, OSB, chipboard, particle board, hardboard
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
    • B32B5/18—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by features of a layer of foamed material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/50—Properties of the layers or laminate having particular mechanical properties
    • B32B2307/56—Damping, energy absorption
CH188174A 1973-02-19 1974-02-11 CH570810A5 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB813473A GB1422718A (en) 1973-02-19 1973-02-19 Ball returning target for practising ball games

Publications (1)

Publication Number Publication Date
CH570810A5 true CH570810A5 (en) 1975-12-31

Family

ID=9846403

Family Applications (1)

Application Number Title Priority Date Filing Date
CH188174A CH570810A5 (en) 1973-02-19 1974-02-11

Country Status (10)

Country Link
JP (1) JPS49105634A (en)
AU (1) AU5246373A (en)
BE (1) BE810355A (en)
CH (1) CH570810A5 (en)
DE (1) DE2308082A1 (en)
FR (1) FR2219675A5 (en)
GB (1) GB1422718A (en)
LU (1) LU69368A1 (en)
NL (1) NL7302596A (en)
SE (1) SE7310048L (en)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4093218A (en) * 1976-11-26 1978-06-06 Burchers Samuel A Modular ball rebound apparatus
JPS54132373U (en) * 1978-03-06 1979-09-13
SE424813B (en) * 1979-02-15 1982-08-16 Esselte Studium Ab TENNIS OR SQUASH TRAINING EQUIPMENT
US4373720A (en) * 1980-08-06 1983-02-15 Jimmy Connors Rally Champion Enterprise Tennis practice backboard
DE3527830A1 (en) * 1985-08-02 1987-02-05 Metzeler Kautschuk BALL FOR TENNIS TRAINING
JPH01158977A (en) * 1987-08-19 1989-06-22 Chrymat Pty Ltd Rebound apparatus and rebound damper used therein
US4861027A (en) * 1987-12-04 1989-08-29 Thaxton George K Tennis practice and game apparatus
DE9115458U1 (en) * 1991-12-13 1992-06-25 Verges, Herbert, Dipl.-Sportlehrer, O-6575 Pausa, De
DE9314540U1 (en) * 1993-09-25 1994-02-03 Scheld Erhard Mobile, adjustable and adjustable tennis training board on both sides
DE19526758A1 (en) * 1995-07-21 1997-01-23 Jan Alter Return wall for service practice in tennis
EP0960636A3 (en) * 1998-05-25 2000-05-24 Skyball Int. Ltd. Equipment for a ball game
GB2450759A (en) * 2007-07-06 2009-01-07 Tennis Court Services Ltd Ball rebound board formed of polycarbonate
CN113350767B (en) * 2021-07-20 2022-06-28 赣南医学院 Portable movable tennis training wall

Also Published As

Publication number Publication date
NL7302596A (en) 1974-08-27
JPS49105634A (en) 1974-10-07
DE2308082A1 (en) 1974-08-22
BE810355A (en) 1974-05-16
FR2219675A5 (en) 1974-09-20
AU5246373A (en) 1974-08-22
GB1422718A (en) 1976-01-28
LU69368A1 (en) 1974-05-29
SE7310048L (en) 1975-01-20

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Legal Events

Date Code Title Description
PL Patent ceased