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Iron type golf club head
Mesh structure and laminate made therewith Mercer, F.B. (PLG Research Limited, Blackburn, England) US Pat 4 680 215 (14 July 1987) An integral, biaxially-molecularly-orientated mesh structure incorporating zones of plastics material is described in detail. Process and device for electric winding insulation by impregnation, and stabilized varnish without solvent usable therein Anton, A. (Aisthom-Atlantique, S.A., Paris Cedex, France) US Pat 4 680 222 (14 July 1987) A glass cloth and porous mica tape loaded with a quarternary ammonium salt, which are wrapped around electrical conductors, are impregnated with a solvent-free varnish containing an isocyanate compound and a liquid epoxy resin and subjected to a varnish polymerization thermal treatment. An insulation device formed by this method is also claimed. Fire-retarding resin composition and laminated product thereof Aoyagi, Y., Suzuki, M., Inoue, T. and Tsukakoshi, K. (Mitsubishi Chemical Industries Ltd., Tokyo, Japan) US Pat 4 680 227 (14 July 1987) The detailed composition of a laminated product in which metal sheets are laminated on both surfaces of a fire-retarding resin sheet (composed of polyolefin resin and hydrate of calcium silicate), is described. Assembly of composite shaft and yoke members of a Hookes universal joint Palmer, B.J. (BRD Company Limited, Walsall, England) US Pat 4 681 556 (21 July 1987) Fibres are wound around the spigot and tubular portions of a yoke member of a Hookes Universal joint composed of a sheet metal element with a shaft of composite, fibre-reinforced resin material comprising the title assembly. Treated glass fibers and aqueous dispersion and nonwoven mat of the glass fibers Gaa, P.C., Hedden, J.C. and Raghupathi, N. (PPG Industries Inc, Pittsburgh, PA, USA) US Pat 4 681 802 (21 July 1987) The aqueous treating composition of a dispersion of chopped glass fibre strands having a length of about 1/16 inch to 3 inches is given in detail. A nonwoven, sheet-like mat made from the claimed dispersion is also claimed, in which some water is removed, polymeric binder is applied, and the mat cured. Lightweight piston Taylor, A.H. (Administrator of the National Aeronautics and Space Administration, Washington, DC, USA) US Pat 4 683 809 (4 August 1987) Precursor fibres, in a mat or random fibre orientation in a closed die, are pyrolyzed, impregnated with a carbonaceous resin system and stretched before or during stabilization brought about by heating the fibre in air. The material is then carbonized by slow heating in an inert atmosphere and the fibres graphitized by raising to the desired heat treatment temperature. Ice hockey stick Drolet, D., Burchmore, W. and Drolet, L. (tnclasco Corporation Ltd, Canada) US Pat 4 684 130 (4 August 1987)
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An elongated rigid handle comprising a body of foam injected plastic material, a centrally located filler member and flush reinforcing strips of unidirectional strands of fibres in a suitable bonding agent on each lateral side, is joined to the blade by means of a glued joint. Graphite composite racquet with aramid core Mortvedt, R.L. (Ektelon, San Diego, CA, USA) US Pat 4 684 131 (4 August 1987) A racquet is described comprising a core of aramid surrounded by a layer of graphite fibres, covered with a fibre glass wrapping continuous throughout the head, neck and handle portions of the frame. Increased stiffness is provided in the neck portion by a pair of boron inserts positioned between the graphite and fibre glass layers. Graphite/metal matrix gun barrel May, S. (Flagstaff, AZ, USA) US Pat 4 685 236 (11 August 1987) An inner tubular lining forms the bore of the barrel with an outer annular jacket of carbon fibre-reinforced metal matrix material comprising radial superimposed regions of wound fibres--fibres of higher ultimate tensile strength in the inner regions and fibres of a higher modulus of elasticity in the outermost region. Laser hardened missile casing Gentilman, R.L. (Raytheon Company, Lexington, MA, USA) US Pat 4 686 128 (11 August 1987) A thermal protective covering for a casing of a structure is claimed comprising a thermally ablating layer, a rigid, nonporous thermally insulating layer of high modulus fibre in a thermally insulating matrix between the casing and the former layer. A means for venting pyrolysis gases is also included. Electromagnetic radiation reflector structure and method for making same Talley, E. and Gounder, R.N. (RCA Corporation, Princeton, N J, USA) US Pat 4 686 150 (11 August 1987) A reflector substrate is described comprising a support structure including a face skin comprising a layer of graphite fibres reinforced epoxy material, a deposited layer of chromium on the face skin, with a deposited layer of aluminium on the layer of chromium. Molded high impact industrial door Bennett, M.A. (Kelley Company Inc., Milwaukee, WI, USA) US Pat 4 686 806 (18 August 1987) An impact resistant industrial door is described in detail comprising a thermoplastic resin honeycomb core, a lightweight resilient flexible material filling the cells present in the core, with an elastomeric resin encapsulating the core. Iron type golf club head Tominaga, I. and Sasaki, T. (Simitomo Rubber Industries, Ltd, Japan) US Pat 4 687 205 (18 August 1987) A golf club comprising an iron type golf club head formed of a composite material composed of light metal containing silicon carbide whiskers and occupying 20 volume % of the club head, is claimed. Sintered composite medium and filter Bergman, W. (United States Department of Energy, Washington, DC, USA) US Pat 4 687 579 (18 August 1987)
A filter media comprising a sintered composite of quartz fibres and stainless steel fibres is described, having a filter efficiency of about 99.99% for 0.3 ~tm diameter particles and an operative temperature of <550°C. Flow resistance comparable to and tensile strength >4 times that of a standard high efficiency particulate air filter media is claimed. Honeycomb spliced multilayer foam core aircraft composite parts and method for making sane Kay, B.F. (United Technologies Corporation, Hartford, CN, USA) US Pat 4 687 691 (18 August 1987) A composite component comprising a composite skin of cured resin impregnated fibres surrounding a foam-honeycomb-foam sandwich core and having increased shear strength is described. A method of making an aircraft composite component is also claimed. Composite having improved transverse structural integrity and flexibility for use in high temperature environments Cambo, W.H., Whitely, E.F. and Bond, L.E. (Lydall, Inc., Manchester, CN, USA) US Pat 4 687 697 (18 August 1987) The detailed structure of a filter useful in high temperature and high transverse stresses filtration is described comprising a composite composed of interlocking inorganic fibres, in the form of a paper and a flexible, woven or non-woven fabric made of inorganic fibres bonded together by an organic adhesive, and a mechanical support means. Structural insulating panel and method of making the panel Monsees, J.C. (Chemtronics, El Cajon, CA, USA) US Pat 4 687 702 (18 August 1987) A metal layer is firmly adhesively and mechanically bonded to a polyimide foam sheet, a three-dimensional structure within the foam providing improved structural strength due to the area where the two surfaces meet (0.03-0.50in into the foam surface) being 50% metal and 50% polyimide. Reinforced hose structure Eisenzimmer, G.W. and Schisler, R.C. (The Goodyear Tire and Rubber Company, Akron, OH, USA) US Pat 4 688 605 (25 August 1987) The detailed structure of a reinforced hose is given, comprising an inner tube of elastomeric material, two layers of helically extending reinforcing members encapsulated in elastomeric material and a cover of elastomeric material forming the radially outermost surface of the hose. Plastic leaf spring Woltron, H. (Isosport Verbundbauteile Ges, mbH, Eisenstadt, Austria) US Pat 4 688 778 (25 August 1987) A plastic leaf spring is described comprising at least three cured durometic plastic ribbonlike strips reinforced with high strength fibres. Resilient regions of the spring comprise strips of >0.8mm thickness bonded together with adhesive.
COMPOSITES. JULY 1988
332
An elongated rigid handle comprising a body of foam injected plastic material, a centrally located filler member and flush reinforcing strips of unidirectional strands of fibres in a suitable bonding agent on each lateral side, is joined to the blade by means of a glued joint. Graphite composite racquet with aramid core Mortvedt, R.L. (Ektelon, San Diego, CA, USA) US Pat 4 684 131 (4 August 1987) A racquet is described comprising a core of aramid surrounded by a layer of graphite fibres, covered with a fibre glass wrapping continuous throughout the head, neck and handle portions of the frame. Increased stiffness is provided in the neck portion by a pair of boron inserts positioned between the graphite and fibre glass layers. Graphite/metal matrix gun barrel May, S. (Flagstaff, AZ, USA) US Pat 4 685 236 (11 August 1987) An inner tubular lining forms the bore of the barrel with an outer annular jacket of carbon fibre-reinforced metal matrix material comprising radial superimposed regions of wound fibres--fibres of higher ultimate tensile strength in the inner regions and fibres of a higher modulus of elasticity in the outermost region. Laser hardened missile casing Gentilman, R.L. (Raytheon Company, Lexington, MA, USA) US Pat 4 686 128 (11 August 1987) A thermal protective covering for a casing of a structure is claimed comprising a thermally ablating layer, a rigid, nonporous thermally insulating layer of high modulus fibre in a thermally insulating matrix between the casing and the former layer. A means for venting pyrolysis gases is also included. Electromagnetic radiation reflector structure and method for making same Talley, E. and Gounder, R.N. (RCA Corporation, Princeton, N J, USA) US Pat 4 686 150 (11 August 1987) A reflector substrate is described comprising a support structure including a face skin comprising a layer of graphite fibres reinforced epoxy material, a deposited layer of chromium on the face skin, with a deposited layer of aluminium on the layer of chromium. Molded high impact industrial door Bennett, M.A. (Kelley Company Inc., Milwaukee, WI, USA) US Pat 4 686 806 (18 August 1987) An impact resistant industrial door is described in detail comprising a thermoplastic resin honeycomb core, a lightweight resilient flexible material filling the cells present in the core, with an elastomeric resin encapsulating the core. Iron type golf club head Tominaga, I. and Sasaki, T. (Simitomo Rubber Industries, Ltd, Japan) US Pat 4 687 205 (18 August 1987) A golf club comprising an iron type golf club head formed of a composite material composed of light metal containing silicon carbide whiskers and occupying 20 volume % of the club head, is claimed. Sintered composite medium and filter Bergman, W. (United States Department of Energy, Washington, DC, USA) US Pat 4 687 579 (18 August 1987)
A filter media comprising a sintered composite of quartz fibres and stainless steel fibres is described, having a filter efficiency of about 99.99% for 0.3 ~tm diameter particles and an operative temperature of <550°C. Flow resistance comparable to and tensile strength >4 times that of a standard high efficiency particulate air filter media is claimed. Honeycomb spliced multilayer foam core aircraft composite parts and method for making sane Kay, B.F. (United Technologies Corporation, Hartford, CN, USA) US Pat 4 687 691 (18 August 1987) A composite component comprising a composite skin of cured resin impregnated fibres surrounding a foam-honeycomb-foam sandwich core and having increased shear strength is described. A method of making an aircraft composite component is also claimed. Composite having improved transverse structural integrity and flexibility for use in high temperature environments Cambo, W.H., Whitely, E.F. and Bond, L.E. (Lydall, Inc., Manchester, CN, USA) US Pat 4 687 697 (18 August 1987) The detailed structure of a filter useful in high temperature and high transverse stresses filtration is described comprising a composite composed of interlocking inorganic fibres, in the form of a paper and a flexible, woven or non-woven fabric made of inorganic fibres bonded together by an organic adhesive, and a mechanical support means. Structural insulating panel and method of making the panel Monsees, J.C. (Chemtronics, El Cajon, CA, USA) US Pat 4 687 702 (18 August 1987) A metal layer is firmly adhesively and mechanically bonded to a polyimide foam sheet, a three-dimensional structure within the foam providing improved structural strength due to the area where the two surfaces meet (0.03-0.50in into the foam surface) being 50% metal and 50% polyimide. Reinforced hose structure Eisenzimmer, G.W. and Schisler, R.C. (The Goodyear Tire and Rubber Company, Akron, OH, USA) US Pat 4 688 605 (25 August 1987) The detailed structure of a reinforced hose is given, comprising an inner tube of elastomeric material, two layers of helically extending reinforcing members encapsulated in elastomeric material and a cover of elastomeric material forming the radially outermost surface of the hose. Plastic leaf spring Woltron, H. (Isosport Verbundbauteile Ges, mbH, Eisenstadt, Austria) US Pat 4 688 778 (25 August 1987) A plastic leaf spring is described comprising at least three cured durometic plastic ribbonlike strips reinforced with high strength fibres. Resilient regions of the spring comprise strips of >0.8mm thickness bonded together with adhesive.
COMPOSITES. JULY 1988