Document baVVbOXp43Zx6gDXxozpNgrR0

SEA THAT STEAM! PACKINGS HOLD IMPORTANT PLACl IN MODERN PLANT PHILADELPHIA, PA--To keep pressure up end cost down, modern plan "leak-proof* moving and stationary Since 1083. Belmont Packings have been solving these problems Tor indus try, with highly specialised packing designs and constructions to meet every Industrial requirement. Here, we Ulus- trate Just two Belmont steam service leaders. Our catalog displays all. Belmont Ho. 30. (or high pressure ste_... rods and expansion joints. Made of closely woven asbestos cloth treated with special rubber compound. Center block pleated on Itself Uccordlan fash ion) at approx. 00* angle with rod, affording high resiliency and flexibility. Provides extra take-up and "edgewear" if packing wears toward the rod. Belmont No. 30 High Pleasure Asbestos Packing for rods, expan sion joints, air and gas. BELMONT PACKINGS long fibre asbestos yam with fine cop Eer wire twisted with each strand. ubrtcated throughout and graphited, this square braided packing retains Its , softness over a long period of use. located in every targe industrial center, with sample kits displaying Belmont constructions and materials. Identification Is simple. Belmont Pack ings wherever practicable, are packed In attractive and secure boxes, bearing our orange-colored trade-mark on a blue background. The Belmont Catalog Is available. This invaluable reference book reduces packing facts down to simplest forms, write on your company letterhead for free copy Investigate how Belmont can serve youl Contact our local distributor, or write us direct. . -II -llll I I . Vll-l!--------1^ Belmont No. 754 Square Braided Asbes tos Wire Inserted Pack ing lor reciprocating rods and plungers, ex pansion joints, etc. rnnnc's a ottMONT packing ron tvrsy service Alkalies, Ammonia Rings. Spirals. Coils,' Rcois, Spools, Shunts, THE BELMONT PACKING A RUBBER COMPANY BUTLER AND SCPVIVA STHfCTS PHILADELPHIA 17, PA. J.48 (189c) Lessors in Arc Wcioi 158 Pp. 5|*8|, 228 simulated leather, trie Co, Cleveland, Ohia. The completely revised designed to aitisi both enced welders as well ** In welding. A valuable tlons 4 Answers'' in ihe b*ck Th, book cl plain, ,h, are welding and cover* "?* alternating-current welding, iv. with large electrodes. a trodes and their use, and j*n -v* qualification ei welding *perm,t<*'*' Tower Is Efficient Y A MARLIY Plant Problems (Continued from page lljjjjj; Slight Cut l Justified HE CAN HAKE A UCIVT COT Ml hi* if he lakes barely enough to cleasTe rubbed iaminalions. f' In on induction motor the rolofm rent flows is the result of tohigj duced by the magnetic field ef ite'k tor winding. The rotor bears the n relation to its siator that a uiaafet secondary bears to its primary. effort is made in s transformer to lug the magnetic circuit closely filled sft'i continuous path of iron. In a oStr there must be an air gap lo girt' mechanical clearance. This diitua _ should be small since the power (j&jj ^ of sn induction motor varies inrtwj with tbe reaclonce. The rcscluwji reduced by a smaller air gap. A light cut on the roior will jffM ably help the motor if care is ttktaW avoid dragging metal across froffljCit lamination to another. The porpok/ the laminations la then destroyed! their insulation against eddy entrap reduced. These increased eddyjjr| rents cause heating and losses ff4 than that caused by a slight incrtlifjjl the air gap. E A Roberta, Commb*W er Waterworks System, CnrliWi A 20% Cut la Permlsalbl*] Size or the aik cap in an inductiest tor ts largely a matter of coropt between performance and the ek*1 necessary for mechanical re,*08?LJljij Increasing the air gap up 10 permissible in an average power factor and the general cMr* tatics of ihe molor will decrease acceptable limits. The msauls^ will usually be glad lo ad*!** matters of this kind without eh*fl*j, to how much the motor perf1 will be affected, a blanket >p****.t&] not be given, as each case must A Nt NIAMEY COMPANY, INC. 'i!?*'1* * March 1948 POWER JOWtRS, - KANSAS CITY 15, KANSAS