Certain Electric Power Tools, Battery Cartridges, and ... - USITC

170. In view of FF 167-69, above, the great similarity in externalconfiguration between complainants' tools and some Don - resDonder& toolsin certain categories indicates that the more prominent features thereofare dictated in great part by the need to conform to internal componentsand the need to provide convenient use for the handler of such tools.(Compare:Cordless drills: CPX 43 and 228, with RXP 362, 250 and CPX142; Cordless rechargeable drills: CPX 227, 229 and RXP 251 and 344 withCXA 771; Corded drills: CPX 1 and 2, with CPX 100, 125, 151 and 160;Battery chargers: CPX 185 and 211, with CPX 212, 150A and 124A; Batterycartridges: CPX 213 and 241A with RXP 250B and 362B; Palm sanders: CPX170, with 145, 152, 161 and 170; 4" disc grinders: CPX 169 with 114, 120,146 and 162; 7" and 9" disc grinders: CPX 12 and 13 with 16, 115, 121 and127; 14" circular saws: CPX 31 and 32, with 104, 116, 122, 128 and 155;10" miter saws: CPX 27 with 105, 156 and 165; and 14" cut-off saws: CPX24 with 157 and 166).171. There are also U.L. specifications which affect certainfeatures on some of the tools.Because of U.L. regulations there are alimited number of places on a 4" grinder to place the on-off switch.(Hattori, Tr. 841; Unopposed RPF 628). The wheel cover, or guard on the4''sander grinder extends 180 degrees along the back of the wheel toprotect user and conforms to U.L. 45 requirements. (RXC 2027, JonesW.S., at lO-ilF Unopposed RPF 681). U.L. regulations govern the switcheson 4" grinders. (Bartlett, Tr. 1900; Unopposed RPF 683). U.L. 45 has asection pertaining to circular saws.It dictates the configuration ofthe guard in terms of optional design. (RXP 459; Jones, Tr. 3283).55