６ アクセサリーは、１４７．１ニュートンの力で引つ張つたと き、異状が生じないよう取り付けられていること。 6 Any accessories of the bed are attached so that they do not  cause any abnormality when being pulled with a force of 147.1  newtons.  ７ 乳幼児が容易に枠を乗り越えて落下することがない構造を有す ること。 7 The bed has a structure whereby the baby or infant cannot  easily climb over its frame and fall out.  ８ 乳幼児の頭部が組子間及び枠とマットレスの間等に挟まれにく い構造を有すること。 8 The bed has a structure whereby the head of the baby or  infant cannot get caught easily between the frame bars or  between the frame and the mattress.  ９ 乳幼児の手足が挟まれにくい構造を有すること。 9 The bed has a structure whereby the hand or foot of the baby  or infant cannot get caught easily between its parts.  １０ 乳幼児の指が挟まれにくい構造を有すること。 10 The bed has a structure whereby a finger of the baby or  infant cannot get caught easily between its parts.  １１ 乳幼児の衣服のひも等が引つ掛かりにくい構造を有するこ と。 11 The bed has a structure whereby a thread or the like of the  baby's or infant's clothing cannot get hooked easily.  １２ 床板の中央部に２０センチメートルの高さから１０キログラ ムの砂袋を連続して２５０回落下させたとき、各部に異状が生じな いこと。 12 When a sandbag weighing 10 kilograms is dropped onto the  central part of the floorboard of the bed continuously for 250  times from a height of 20 centimeters, no abnormality occurs on  any part of the bed.  １３ 前枠、後枠及び妻枠の上さん中央部にそれぞれ２９４．２ニ ュートンの荷重を加えたとき、各部に異状が生じないこと。 13 When a load of 294.2 newtons is applied to the central part of  the top bar of the front frame, the rear frame, and the side  frames, no abnormality occurs on any part of the bed.  １４ 組子の中央部を１４７．１ニュートンの力で引つ張つたと き、組子がはずれる等の異状が生じないこと。 14 When the central part of a frame bar is pulled with a force of  147.1 newtons, no abnormality occurs, such as the bar coming  off the bed.  １５ 前枠、後枠及び妻枠の上さん中央部をそれぞれ１９６．１ニ ュートンの力で引つ張つたとき、各部に異状が生じないこと。 15 When the central part of the top bar of the front frame, the  rear frame, and the side frames is pulled with a force of 196.1  newtons, no abnormality occurs on any part of the bed.  50 