SSSR, v. gg, no. 6, 1954, p. 1025-1027.) Henry Brutchcr, Altadena, Calif. Study of influence of different lubricants upon tangential force, micro-structure, and microhardness through flow in surface zone. Photographs, tables. 4 ref. L 2
Fluororcarbon -- Porous Bronze T Steel Backing = New Dry Bearing Material. Materials G Methods, V. 42, Sept. 195.5, p. 94-95. Excellent friction, chemical, and wear properties of polytetrafluoroethylene are combined with strength, thermal conductivity and dimensional stability of metals by impregnating porous metal matrix with resin. Photographs, table. Metallic Friction and Lubrication by Laminar Solids. A Review of Current Theories. Ernest Koenigsberg and V. R. Johnson. JIechanical Erfgi+zeerizg, V. 77 I’eb. lg.55 p. 141147, Analysis of validity of current knowledge and hypotheses. Diagrams, graphs. 48 ref. P.T.F.E.-Impregnated Dry Bearings. D. C. Mitchell and A. E. Burke. Engineers‘ Digest, V. 16, Feb. 1935, p. 53-58. Methods of impregnating bronze bearings with polytetrafluorethylene. Testing procedures. Performance of bearing. Tables, graphs, photograph, diagram, micrographs. g ref. Factors Influencing Friction & Wear With Solid Lubricants. M. B. Peterson and R. L. Johnson. Lubricatio1z Engineering, V. II, Sept.-ht. rg55,p. 325-330. Most data obtained with MoS, using low speed friction and wear apparatusforsteel testspecimens. Photograph, graphs, tables, micrograph. 8 ref. Filled Teflon for Dry Bearings. S. Ricklin and Robert R. Miller. Matevials & Methods, V. 40, Oct. 1954, p. 112-114. Four new compositions provide improved service under severe conditions. Photographs, tables.
Institute of Petroleum, Journal. x’. 40, Sept. 1954, p. 243-276; disc., p. 276-290. includes “Mechanism of Friction and Lubrication in Metal-Working”, 1’. I’. Bowden and 11. Tabor; “h Preliminary Investigation of the Effectiveness of Various Chlorinated Hydrocarbon Compounds as Cutting Oil Additives”, Ii. J. R.Wolfe, M. J>. Kinman, and G. Lennard ; “Some Aspects of the Metal Cutting Process”, Gee. 1’. Stabler; “Mechanical Testing of Cuttingoils”, I. S.Mortonand Ii. Tourret; “Satisfactory Records are Essential to the Economic .Ipplication of Cutting Fluids”, H. Grisbrook; and “The Evaluation of Cutting Fluids With Special Reference to Practice in the I‘.S..\.“, .\. J. (‘hisholm. 2.4. &Wings New Dry Bearing. .iutomobile Engineer, V. 44, I& 1954, p. 567568. ljesign, advantages, and applications (11 a steel backed, strip type bearing lined with porous bronze impregnated with polytetra fluoroethylene. Table, photograph Theory for a Slider Bearing With a Convex Pad Surface ; Side Flow Neglected. Stanley Abramovitz. Franklin Institute, Jouvnal, 1’. 529, Mar. 1955, p. 221-233. The effect of pad-surface curvature on loacl capacity, center of pressure, and fluid friction is determined using Reynolds’ differential equation in hydrodynamic lubrication theory. lnagrams, graphs. 6 ref. Research in Bearings. V. M. Allen and W. H. Goldthwaite. Lfattelle Y‘echnical Review, v. 3, Nov. 1954, p. I 13-117. r\ critical review of the problems and the need for research in bearing development and design for newer mechanisms which operate under conditions of higher speeds and temperatures, in presence of corrosive lubricants, and which require suitable materials for movable joints. Micrographs, table. Selecting Miniature Bearings. 1-i. M. Dardani. Electronic &sip, V. 3. May 1955, P. 42-45. Trees and uses of bearings for electronic devices. Tables, diagrams, nomographs, photographs. ,I
Das Reibungsverhalten von KunstharzPresstoffen in Gleitlagern. The Friction Characteristics of Non-Metallic Sleeve Bearings. Ernst Wenger. Stahl und Eisen, v. 74? no. 19. Sept. g, 19.54. p. 1202-1212. Principles of friction and lubrication. Comparisonof various types of bearings. Diagrams, graphs, photographs, table. 12 ref. 2.3. Processing Lubricants Symposium on Metal-Working Cutting.
Oils. I. Metal
Le paller fluide et ses applications. The Fluid Bearing and Its Applications. 1’. Gerard. Mt?tallurgie et la construction m&urlique, V. 87, no. 3, Mar. 1g55,p. 181 -I- 4pages. I)escription and industrial possibilities. Diagrams, graphs. 13 ref. Testing Ball Bearings at High Rotational Speeds. M. Graneek and H. L. Wunsch. Engineering, 1.. 178, Nov. 26, ,954, p. 695-697.