1、Designation:F74715Standard Terminology Relating toAmusement Rides and Devices1This standard is issued under the fixed designation F747;the number immediately following the designation indicates the year of originaladoption or,in the case of revision,the year of last revision.Anumber in parentheses i
2、ndicates the year of last reapproval.Asuperscriptepsilon()indicates an editorial change since the last revision or reapproval.1.Scope1.1 This terminology is a repository of terms approved byCommittee F24 and its subcommittees.Reproducing termsapproved within all other individual F24 standards and gu
3、ides,this terminology will provide a single location where termsrelated to amusement rides and devices are freely accessible tothe public,committee members and can be maintained,up-dated and utilized as effective communication tools.Althoughpublished alphabetically,terms unique to a specific F24 sta
4、n-dard or guide are indicated as such by the reference whichfollows the applicable term.2.Referenced Documents2.1 ASTM Standards:2F2137 Practice for Measuring the Dynamic Characteristicsof Amusement Rides and DevicesF2374 Practice for Design,Manufacture,Operation,andMaintenance of Inflatable Amuseme
5、nt DevicesF2376 Practice for Classification,Design,Manufacture,Construction,and Operation of Water Slide SystemsF2970 Practice for Design,Manufacture,Installation,Operation,Maintenance,Inspection and Major Modifica-tion of Trampoline Courts3.Terminologyacceleration,impactthose accelerations with dur
6、ation ofless than 200 ms.acceleration,sustainedthose accelerations with durationgreater than or equal to 200 ms.accepted engineering practicethat which conforms to ac-cepted principles,tests,or standards of nationally recognizedtechnical or scientific authorities.aerial trekking courseself-guided ae
7、rial adventure coursecontaining elements intended to be obstacles.air-supported structurean amusement device that incorpo-rates a structural and mechanical system and employs ahigh-strength fabric or film that achieves its strength,shape,and stability by pretensioning with internal air pressure,allo
8、f which are intended to provide an enclosed area for the selfenjoyment of those so confined within.aliasinga phenomenon associated with sampled datasystems,wherein a signal containing significant energy atfrequencies greater than one half of the system samplefrequency manifests itself in the sampled
9、 data as a lowerfrequency(aliased)signal.Aliasing can be avoided only bylimiting the frequency content of the signal prior to thesampling process.Once a signal has been aliased,it is notpossible to reconstruct the original signal from the sampleddata.amusement railway ridean amusement ride that may
10、havemultiple vehicles(for example,locomotive(s),coach(es),etc.)linked together,at least one of which has on boardmechanical propulsion that has an on board operator(s),utilizing flanged wheels on railroad type rails with a gauge of12 in.or greater,that is insular to national regulations,whichis desi
11、gnated by the Designer/Engineer as an amusementrailway ride.amusement ride or amusement devicea device or combi-nation of devices or elements that carry,convey,or direct aperson(s)over or through a fixed or restricted course orwithin a defined area,for the primary purpose of amusementor entertainmen
12、t.assembly areaa designated area primarily used for mount-ing or dismounting the trampoline court.automatic modeability,after initialization,of the amuse-ment ride or device to start,operate,move,etc.with limitedor no operator intervention.calibration constantthe arithmetic mean of the sensitivityco
13、efficients,evaluated at frequencies that are evenly spacedon a logarithmic scale between FL and FH.calibration valuethe ratio of the reference calibration sys-tem output,in engineering units relevant to the transducer,to1This terminology is under the jurisdiction of ASTM Committee F24 onAmusement Ri
14、des and Devices and is the direct responsibility of SubcommitteeF24.20 on Specifications and Terminology.Current edition approved Oct.1,2015.Published November 2015.Originallyapproved in 1982.Last previous edition approved in 2014 as F747 06(2014).DOI:10.1520/F0747-15.2For referenced ASTM standards,
15、visit the ASTM website,www.astm.org,orcontact ASTM Customer Service at serviceastm.org.For Annual Book of ASTMStandards volume information,refer to the standards Document Summary page onthe ASTM website.Copyright ASTM International,100 Barr Harbor Drive,PO Box C700,West Conshohocken,PA 19428-2959.Un
16、ited States1 the data channel output,in volts,as measured at constantexcitation frequency and amplitude.canopy touraerial adventure course which provides patronaccess to the canopy of a forest.carnivala mobile enterprise principally devoted to offeringamusement or entertainment to the public in,upon,or bymeans of portable amusement rides or devices or temporarystructures in any number or combination,whether or notassociated with other structures or forms of public attraction.challenge courseguid
