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1、| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | BRITISH STANDARD BS EN 957-4 : 1997 The Eu
2、ropean Standard EN 957-4 : 1996 has the status of a British Standard ICS 97.220.30 NO COPYING WITHOUT BSI PERMISSION EXCEPT AS PERMITTED BY COPYRIGHT LAW Stationary training equipment Part 4. Strength training benches Additional specific safety requirements and test methods Licensed Copy: sheffieldu
3、n sheffieldun, na, Tue Nov 07 08:59:44 GMT+00:00 2006, Uncontrolled Copy, (c) BSI BS EN 957-4 : 1997 This British Standard, having been prepared under the direction of the Consumer Products and Services Sector Board, was published under the authority of the Standards Board and comes into effect on 1
4、5 March 1997 BSI 1997 The following BSI references relate to the work on this standard: Committee reference SW/136 Draft for comment 93/300488 DC ISBN 0 580 26718 0 Amendments issued since publication Amd. No.DateText affected Committees responsible for this British Standard The preparation of this
5、British Standard was entrusted to Technical Committee SW/136, Sports, playground and other recreational equipment, upon which the following bodies were represented: Consumer Policy Committee of BSI Health and Safety Executive Home Office The following bodies were also represented in the drafting of
6、the standard, through subcommittees and panels: Association of British Commercial Gymnasium Equipment Manufacturers Association of Consulting Scientists British Association of Advisers and Lecturers in Physical Education British Retail Consortium British Sports and Allied Industries Federation Centr
7、al Young Mens Christian Association (Centymca) Department of Trade and Industry (Consumer Safety Unit, CA Division) Fitness Industry Association Institute of Leisure and Amenity Management Institute of Trading Standards Administration Sports Council Licensed Copy: sheffieldun sheffieldun, na, Tue No
8、v 07 08:59:44 GMT+00:00 2006, Uncontrolled Copy, (c) BSI BS EN 957-4 : 1997 BSI 1997i Contents Page Committees responsibleInside front cover National forewordii Foreword2 Text of EN 957-43 Licensed Copy: sheffieldun sheffieldun, na, Tue Nov 07 08:59:44 GMT+00:00 2006, Uncontrolled Copy, (c) BSI ii B
9、SI 1997 BS EN 957-4 : 1997 National foreword This British Standard has been prepared by Technical Committee SW/136 and is the English language version of EN 957-4 : 1996 Stationary training equipment Part 4: Strength training benches, additional specific safety requirements and test methods, publish
10、ed by the European Committee for Standardization (CEN). EN 957-4 was produced as a result of international discussions in which the United Kingdom took an active part. Cross-references Publication referred toCorresponding British Standard EN 957-1 : 1996 BS EN 957 Stationary training equipment Part
11、1 : 1997 General safety requirements and test methods EN 957-2 : 1996Part 2 : 1997 Strength training equipment Additional specific safety requirements and test methods Compliance with a British Standard does not of itself confer immunity from legal obligations. Summary of pages This document compris
12、es a front cover, an inside front cover, pages i and ii, the EN title page, pages 2 to 6, an inside back cover and a back cover. Licensed Copy: sheffieldun sheffieldun, na, Tue Nov 07 08:59:44 GMT+00:00 2006, Uncontrolled Copy, (c) BSI CEN European Committee for Standardization Comite Europe en de N
13、ormalisation Europa isches Komitee fu r Normung Central Secretariat: rue de Stassart 36, B-1050 Brussels 1996 Copyright reserved to CEN members Ref. No. EN 957-4 : 1996 E EUROPEAN STANDARDEN 957-4 NORME EUROPE ENNE EUROPA ISCHE NORM May 1996 ICS 97.220.30 Descriptors: sport equipment, gymnastic equi
14、pment, fixed equipment, benches, safety, specifications, tests English version Stationary training equipment Part4: Strength training benches, additional specific safety requirements and test methods Appareils dentra nement fixes Partie 4: Bancs pour halte res, exigences spe cifiques de se curite et
15、 me thodes dessai supple mentaires Stationa re Trainingsgera te Teil 4: Kraft-Trainingsba nke, zusa tzliche besondere sicherheitstechnische Anforderungen und Pru fverfahren This European Standard was approved by CEN on 1996-04-19. CEN members are bound to comply with the CEN/CENELEC Internal Regulat
16、ions which stipulate the conditions for giving this European Standard the status of a national standard without any alteration. Up-to-date lists and bibliographical references concerning such national standards may be obtained on application to the Central Secretariat or to any CEN member. This Euro
17、pean Standard exists in three official versions (English, French, German). A version in any other language made by translation under the responsibility of a CEN member into its own language and notified to the Central Secretariat has the same status as the official versions. CEN members are the nati
18、onal standards bodies of Austria, Belgium, Denmark, Finland, France, Germany, Greece, Iceland, Ireland, Italy, Luxembourg, Netherlands, Norway, Portugal, Spain, Sweden, Switzerland and United Kingdom. Licensed Copy: sheffieldun sheffieldun, na, Tue Nov 07 08:59:44 GMT+00:00 2006, Uncontrolled Copy,
19、(c) BSI Page 2 EN 957-4 : 1996 BSI 1997 Foreword This European Standard has been prepared by the Technical Committee CEN/TC 136, Sports, playground and other recreational equipment, the secretariat of which is held by DIN. This European Standard shall be given the status of a national standard, eith
20、er by publication of an identical text or by endorsement, at the latest by November 1996, and conflicting national standards shall be withdrawn at the latest by November 1996. This standard consists of the following Parts: EN 957-1:General safety requirements and test methods EN 957-2:Strength train
21、ing equipment, additional specific safety requirements and test methods EN 957-4:Strength training benches, additional specific safety requirements and test methods EN 957-5:Pedal crank training equipment, additional specific safety requirements and test methods prEN 957-6:Tread mills, additional sp
22、ecific safety requirements and test methods prEN 957-7:Rowing machines, additional specific safety requirements and test methods prEN 957-8:Stair climbers and steppers, additional specific safety requirements and test methods This Part of EN 957 should be read in conjunction with EN 957-1. The desig
23、n of strength training benches need not comply with the figures in this Part of EN 957. According to the CEN/CENELEC Internal Regulations, the national standards organizations of the following countries are bound to implement this European Standard: Austria, Belgium, Denmark, Finland, France, German
24、y, Greece, Iceland, Ireland, Italy, Luxembourg, Netherlands, Norway, Portugal, Spain, Sweden, Switzerland and the United Kingdom. Contents Page Foreword2 Introduction3 1Scope3 2Normative references3 3Definitions3 4Classification3 5Safety requirements3 6Test methods4 7Additional instructions for use4
25、 Licensed Copy: sheffieldun sheffieldun, na, Tue Nov 07 08:59:44 GMT+00:00 2006, Uncontrolled Copy, (c) BSI Page 3 EN 957-4 : 1996 BSI 1997 Introduction This Part of EN 957 concerns the safety of strength training benches. It amends and supplements EN 957-1. The requirements of this specific standar
26、d take priority over those in the general standard. 1 Scope This Part of EN 957 specifies safety requirements for stationary strength training benches and free-standing barbell racks used to perform exercises during use, in addition to the general safety requirements of EN 957-1. This Part of EN 957
27、 is applicable to stationary training equipment type benches (type 4) (hereinafter referred to as benches) with the classes S and H. 2 Normative references This European Standard incorporates by dated or undated reference, provisions from other publications. These normative references are cited at t
28、he appropriate places in the text and the publications are listed hereafter. For dated references, subsequent amendments to or revisions of any of these publications apply to this European Standard only when incorporated in it by amendment or revision. For undated references the latest edition of th
29、e publication referred to applies. EN 957-1 : 1996 Stationary training equipment Part 1: General safety requirements and test methods EN 957-2 : 1996 Stationary training equipment Part 2: Strength training equipment, additional specific safety requirements and test methods 3 Definitions For the purp
30、oses of this standard, the definitions of EN 957-1 apply. 4 Classification Clause 4 of EN 957-1 : 1996 applies. 5 Safety requirements 5.1 General Depending on the design of the piece of training equipment, the following requirements shall apply as appropriate. 5.2 Benches with fixed barbell supports
31、 5.2.1 Rotational stability of the barbell Overturning of the barbell by an unequal load shall be prevented either by the distance between the supports or by a safety device. Test in accordance with 6.2. 5.2.2 Rotational stability of benches with fixed barbell supports Benches with fixed barbell sup
32、ports shall be stable when loaded with unequal load at right angles to the longitudinal axis. Test in accordance with 6.3. 5.2.3 Longitudinal stability Benches with fixed barbell supports shall be stable in the longitudinal direction. Test in accordance with 6.4. 5.3 Free-standing barbell supports i
33、n conjunction with benches Free-standing barbell supports in conjunction with benches shall have a device for connecting to the ground. Test in accordance with 6.1.2. 5.4 Dimensions of the barbell support The front part of the support (yoke), when measured with a 30 mm diameter bar, shall have a ver
34、tical height of 20 mm to 40 mm (a) above the lowest point of the resting bar, and the rear part shall be at least 80 mm higher than the top of the front of the support (yoke) (see figure 1). Test in accordance with 6.1.1. Key a) 20 to 40 Dimensions in millimetres Figure 1. Dimensions of the barbell
35、support 5.5 Barbell support strength The rear part of the barbell support shall absorb the loads of normal use without impairment of the performance and without breakage. Test in accordance with 6.5. 5.6 Loading Loading for benches of types H and S shall comply with 5.2 of EN 957-2 : 1996. 5.7 Barbe
36、ll support Any part of the equipment intended to support free weights shall be easily accessible to the user while accepting or replacing the barbell. Test in accordance with 6.1.4. Licensed Copy: sheffieldun sheffieldun, na, Tue Nov 07 08:59:44 GMT+00:00 2006, Uncontrolled Copy, (c) BSI Page 4 EN 9
37、57-4 : 1996 BSI 1997 6 Test methods 6.1 General 6.1.1 Dimensional check 6.1.2 Visual examination 6.1.3 Tactile examination 6.1.4 Performance test 6.2 Testing of rotational stability of the barbell Place a solid steel bar (1600 mm long and with a diameter of 30 mm maximum) centrally on the barbell su
38、pports. Then place one weight disk (10 kg for class H, 20 kg for class S) on one side of the bar, with mid-plane of the disk positioned 200 mm from the end of the bar; see figure 2. Dimensions in millimetres Figure 2. Stability test under unequal load 6.3 Testing of rotational stability of benches w
39、ith fixed barbell supports Test as specified in 6.2, but with the barbell fixed. 6.4 Testing of longitudinal stability Position the bench on a 10 slope and place a barbell loaded in accordance with the manufacturers maximum load, but with a minimum of 50 kg, on the barbell support in the highest pos
40、ition. Figure 3. Stability test in longitudinal direction 6.5 Testing of barbell support strength Hit the back part of the yoke in a distance of (4010) mm from the top of that part with the pendulum (see detail figure 4). Repeat the test procedure (see figure 4) 10 times. 6.6 Test report The test re
41、port shall include at least the following information: a) name and address of testing laboratory, and location where the test was carried out when different from the address of the test laboratory; b) unique identification of report (such as serial number) and of each page, and total number of pages
42、 of the report; c) name and address of client; d) description and identification of the test item; e) date of receipt of test item and date(s) of performance of test; f) identification of the test specification or description of the method or procedure; g) description of sampling procedure, where re
43、levant; h) any deviations, additions or exclusions from the test specification, and any other information relevant to a specific test; i) measurements, examinations and derived results, supported by tables, graphs, sketches and photographs as appropriate, and any failures identified; j) a statement
44、on measurement uncertainty (where relevant); k) a signature and title, or an equivalent marking, of person(s) accepting technical responsibility for the test report and date of issue; l) a statement to the effect that the test results relate only to the items tested. 7 Additional instructions for us
45、e In addition to the instructions for use in EN 957-1, the manufacturer shall provide instructions for the safe use of free-standing barbell supports. Licensed Copy: sheffieldun sheffieldun, na, Tue Nov 07 08:59:44 GMT+00:00 2006, Uncontrolled Copy, (c) BSI Page 5 EN 957-4 : 1996 BSI 1997 Key a) Tes
46、t pendulum with maximum weight load as specified by the manufacturer, but a minimum of 40 kg for class H and 50 kg for class S. b) Variable length. c) 100 kg surface load distributed evenly over the bench. 1 Ground. Dimensions in millimetres Figure 4. Load test of the barbell support Licensed Copy:
47、sheffieldun sheffieldun, na, Tue Nov 07 08:59:44 GMT+00:00 2006, Uncontrolled Copy, (c) BSI 6blank Licensed Copy: sheffieldun sheffieldun, na, Tue Nov 07 08:59:44 GMT+00:00 2006, Uncontrolled Copy, (c) BSI BSI 1997 BS EN 957-4 : 1997 List of references See national foreword. Licensed Copy: sheffield
48、un sheffieldun, na, Tue Nov 07 08:59:44 GMT+00:00 2006, Uncontrolled Copy, (c) BSI BSI 389 Chiswick High Road London W4 4AL | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
49、| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | BSI British Standards Institution BSI is the independent national body responsible for preparing British Standards. It presents the UK view on standards in Europe and at the international level. It is incorporated by Royal Charter. Revisions British Standards are updated by amendment or revision. Users of British Standards should make sure that they possess the latest amendments or editions. It is the constant aim of BSI to improve the quality of our produc
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