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U.S. Patent Specifications

U.S. Patent Specifications 2,433,214. Prevention of Ice Formation on Aircraft.* Joseph Halbert and Ronald Rawson Rawson, Halt- whistle, England, assignors to Sheepbridge Stokes Centrifugal Castings Company Limited, Chesterfield, England, a British company. Application March 17, These abstracts of patents granted in the United States are taken, by permission of the Department of 1943. Serial No. 479,510. In Great Britain August 11, Commerce, from the 'Official Gazette of the United States Patent Office'. Printed copies of the full 1942. 11 Claims. (CI. 244—134.) specification can be obtained, price 10 cents each, from the Commissioner of Patents, Washington, D.C. , U.S.A. They are usually available for inspection at The British Patent Office, Southampton Buildings, Chancery Lane, London, W.C.2. Except where otherwise stated, the specification is unaccompanied by drawings if none is reproduced. 2,432,678. Safety Device for Twin Motor Heli­ copters. Haviland H. Platt, New York, N.Y., assignor, by mesne assignments, to McDonnell Aircraft Cor­ poration, St Louis, Mo., a corporation of Maryland. An aeronautical structural element disposed at the Application February 28, 1945. Serial No. 580,198. leading edge of an aerofoil of aircraft comprising a 13 Claims. (CI. 170—135.5.) series of chambers having wall portions of rigid porous material the outer surfaces of which wall portions are mounted adjacent that part of the aircraft which it is desired to protect from the formation of ice, a conduit substantially co-extensive with said series of chambers for conveying fluid under pressure, and flow resisting tubes connecting said conduit with said chambers the porosity of said porous material being such that in the absence of said flow resisting tubes the fluid would not reach all said chambers. In a helicopter having an engine, a pair of side-by- force applying member for moving the planet gear, side sustaining rotors, intergeared transmission means said gearing providing for the movements of the extending from said engine to each of said rotors throttle shaft by the control lever and by the servo­ whereby said rotors are adapted to be rotated by said motor, each movement being independent of the engine at equal speed, and an overrunning clutch other, means under the control of engine intake pres­ operatively disposed intermediate said engine and sure for determining the movement of the servo-motor said rotors whereby said rotors arc free to continue in member necessary to position the throttle valve to autorotative rotation upon stopping of the engine; maintain a selected intake pressure and means oper­ means for automatically shutting off the engine upon ated by the control lever for selecting the intake failure of the transmission to either rotor, said last- pressure to be maintained. mentioned means including an asymmetrical element operatively connected with each rotor and adapted 2,433,416. Gas Conduit Arrangement for Internal- for rotation in position to the relationship thereto, Combustion Turbine Plants. Karl Beaumann, Mere, the asymmetries of the elements being maintained in Knutsford, England, assignor to Metropolitan- phase disparity during normal power-on operation Vickers Electrical Company Limited, London, of said rotor and mechanism interconnected with England, a company of Great Britain. Application the engine controls and responsive to said asymmetri­ January 13, 1944. Serial No. 518,162. In Great cal elements, said mechanism being adapted to shut Britain May 7, 1941. Section 1, Public Law 690, off the engine when the phase disparity between the August 8,1946. Patent expires May 7,1961. 3 Claims. two asymmetrical elements is nullified. (CI. 285—2.) A gas conduit arrangement for use in an internal combustion turbine plant or the like to connect an annular gas passage of one unit of said plant to another unit which comprises an annular manifold embodying an annular passage portion corresponding to the annular gas passage of said first-mentioned unit and a plurality of independent tubular portions the passages of which are flared laterally toward and 2,432,933. Jettisoning Mechanism for Aircraft merge in a streamline manner with said annular pas­ Propellers. William J. Peterson, West Caldwell, N.J., sage portion. assignor to Curtiss-Wright Corporation, a corpora­ tion of Delaware. Application March 22, 1943. Serial No. 480,106. 9 Claims. (CI. 170—177.) In combination; a hollow propeller shaft; a propel­ ler mounted on said shaft; a member mounted at the outer shaft end; means engageable with said member 2,432,753. Forming and Shaping Tool. Harry for releasably locking said member to said shaft; McMurtry Griffin, Webster Groves, Mo., assignor to means within the hollow of said shaft operable in an Curtiss-Wright Corporation, a corporation of Dela­ emergency to release said member-locking-means; ware. Application May 6, 1944. Serial No. 534,482. and means engageable with said member for re- 4 Claims. (CI. 90—12.) leasably locking said propeller to said member and In a tool for shaping the margins of a form block, to said shaft, said last mentioned means being operable the combination of a frame, a housing carried by said independently of said member-locking-means to admit frame, a shaft rotatably mounted in said housing and of the removal of the propeller along and off the end having one end projecting therefrom, a peripherally of both said shaft and said member. toothed shaping wheel mounted on said shaft pro­ jection to rotate therewith, shaping wheel guide means 2,433,808. Forming Device. George E. Cadman, positioned at each side of said wheel and mounted on Ocean Park, Calif., assignor to Douglas Aircraft said shaft projection for rotation relative thereto, said Company, Inc., Santa Monica, Calif. Application guide means having oppositely directed peripheral July 3,1944, Serial No. 543,330. 18 Claims. (CI. 153— faces convergent toward said shaping wheel such that 21.) the profile configuration of said shaping wheel and A machine for forming a work piece comprising: a guide means conforms substantially with the final support; a forming die; means for resiliently mounting 2,433,107. Power Plant for Helicopters. Archibald shape of the form block margins and means for rota­ said forming die on said support for movement Graham Forsyth, Cheam, England, assignor to The ting said shaft and shaping wheel. normal to said support and for pivotal movement Fairey Aviation Company Limited, Hayes,.Middle­ about an axis intermediate the ends of said die; means 2,432,903. Engine Controller. Clarence H. Jorgen- sex, England. Application January 6,1945. Serial No. for selectively limiting movement of one edge portion sen and Lawrence C. Dermond, Anderson, Ind., 571,600. In Great Britain August 31, 1944. 9 Claims. (CI. 170—1∙35.5.) of toothed cylinder of a textile machine comprising a assignors to General Motors Corporation, Detroit, suction conduit having a narrow intake extending Mich., a corporation of Delaware. Application April In a helicopter power plant of the type in which a longitudinally of the cylinder in close proximity to 17, 1943. Serial No. 483,439. 11 Claims. (CI. 123— rotatable blade assembly is rotated by means of intern­ the periphery of the teeth thereof, valve mechanism 103.) al combustion engines provided at the outer end of in said intake having a plurality of away from said A throttle valve controller for supercharged internal said blades, that improvement which comprises pro­ support; a punch; a slide member; means for pivotally combustion engines comprising a control lever and a viding means for restraining said engines against mounting said punch to said member; and means for movement away from the axis of rotation under the shaft operated thereby, a throttle valve operating slidably mounting said member to said ram whereby influence of centrifugal force, and means independent shaft, a sun gear driven by the control lever shaft, a movement of said ram toward said support moves said of said first named means for restraining said blades sun gear driven by the control lever shaft, a ring gear punch into engagement with the work piece in opera­ against movement under the influence of centrifugal driving the throttle shaft, an intermediate planet gear tive relationship with the forming die. force. meshing with the other gears, a servo-motor having a Aircraft Engineering http://www.deepdyve.com/assets/images/DeepDyve-Logo-lg.png Aircraft Engineering and Aerospace Technology Emerald Publishing

U.S. Patent Specifications

Aircraft Engineering and Aerospace Technology , Volume 20 (6): 1 – Jun 1, 1948
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Emerald Publishing
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Copyright © Emerald Group Publishing Limited
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0002-2667
DOI
10.1108/eb031649
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Abstract

2,433,214. Prevention of Ice Formation on Aircraft.* Joseph Halbert and Ronald Rawson Rawson, Halt- whistle, England, assignors to Sheepbridge Stokes Centrifugal Castings Company Limited, Chesterfield, England, a British company. Application March 17, These abstracts of patents granted in the United States are taken, by permission of the Department of 1943. Serial No. 479,510. In Great Britain August 11, Commerce, from the 'Official Gazette of the United States Patent Office'. Printed copies of the full 1942. 11 Claims. (CI. 244—134.) specification can be obtained, price 10 cents each, from the Commissioner of Patents, Washington, D.C. , U.S.A. They are usually available for inspection at The British Patent Office, Southampton Buildings, Chancery Lane, London, W.C.2. Except where otherwise stated, the specification is unaccompanied by drawings if none is reproduced. 2,432,678. Safety Device for Twin Motor Heli­ copters. Haviland H. Platt, New York, N.Y., assignor, by mesne assignments, to McDonnell Aircraft Cor­ poration, St Louis, Mo., a corporation of Maryland. An aeronautical structural element disposed at the Application February 28, 1945. Serial No. 580,198. leading edge of an aerofoil of aircraft comprising a 13 Claims. (CI. 170—135.5.) series of chambers having wall portions of rigid porous material the outer surfaces of which wall portions are mounted adjacent that part of the aircraft which it is desired to protect from the formation of ice, a conduit substantially co-extensive with said series of chambers for conveying fluid under pressure, and flow resisting tubes connecting said conduit with said chambers the porosity of said porous material being such that in the absence of said flow resisting tubes the fluid would not reach all said chambers. In a helicopter having an engine, a pair of side-by- force applying member for moving the planet gear, side sustaining rotors, intergeared transmission means said gearing providing for the movements of the extending from said engine to each of said rotors throttle shaft by the control lever and by the servo­ whereby said rotors are adapted to be rotated by said motor, each movement being independent of the engine at equal speed, and an overrunning clutch other, means under the control of engine intake pres­ operatively disposed intermediate said engine and sure for determining the movement of the servo-motor said rotors whereby said rotors arc free to continue in member necessary to position the throttle valve to autorotative rotation upon stopping of the engine; maintain a selected intake pressure and means oper­ means for automatically shutting off the engine upon ated by the control lever for selecting the intake failure of the transmission to either rotor, said last- pressure to be maintained. mentioned means including an asymmetrical element operatively connected with each rotor and adapted 2,433,416. Gas Conduit Arrangement for Internal- for rotation in position to the relationship thereto, Combustion Turbine Plants. Karl Beaumann, Mere, the asymmetries of the elements being maintained in Knutsford, England, assignor to Metropolitan- phase disparity during normal power-on operation Vickers Electrical Company Limited, London, of said rotor and mechanism interconnected with England, a company of Great Britain. Application the engine controls and responsive to said asymmetri­ January 13, 1944. Serial No. 518,162. In Great cal elements, said mechanism being adapted to shut Britain May 7, 1941. Section 1, Public Law 690, off the engine when the phase disparity between the August 8,1946. Patent expires May 7,1961. 3 Claims. two asymmetrical elements is nullified. (CI. 285—2.) A gas conduit arrangement for use in an internal combustion turbine plant or the like to connect an annular gas passage of one unit of said plant to another unit which comprises an annular manifold embodying an annular passage portion corresponding to the annular gas passage of said first-mentioned unit and a plurality of independent tubular portions the passages of which are flared laterally toward and 2,432,933. Jettisoning Mechanism for Aircraft merge in a streamline manner with said annular pas­ Propellers. William J. Peterson, West Caldwell, N.J., sage portion. assignor to Curtiss-Wright Corporation, a corpora­ tion of Delaware. Application March 22, 1943. Serial No. 480,106. 9 Claims. (CI. 170—177.) In combination; a hollow propeller shaft; a propel­ ler mounted on said shaft; a member mounted at the outer shaft end; means engageable with said member 2,432,753. Forming and Shaping Tool. Harry for releasably locking said member to said shaft; McMurtry Griffin, Webster Groves, Mo., assignor to means within the hollow of said shaft operable in an Curtiss-Wright Corporation, a corporation of Dela­ emergency to release said member-locking-means; ware. Application May 6, 1944. Serial No. 534,482. and means engageable with said member for re- 4 Claims. (CI. 90—12.) leasably locking said propeller to said member and In a tool for shaping the margins of a form block, to said shaft, said last mentioned means being operable the combination of a frame, a housing carried by said independently of said member-locking-means to admit frame, a shaft rotatably mounted in said housing and of the removal of the propeller along and off the end having one end projecting therefrom, a peripherally of both said shaft and said member. toothed shaping wheel mounted on said shaft pro­ jection to rotate therewith, shaping wheel guide means 2,433,808. Forming Device. George E. Cadman, positioned at each side of said wheel and mounted on Ocean Park, Calif., assignor to Douglas Aircraft said shaft projection for rotation relative thereto, said Company, Inc., Santa Monica, Calif. Application guide means having oppositely directed peripheral July 3,1944, Serial No. 543,330. 18 Claims. (CI. 153— faces convergent toward said shaping wheel such that 21.) the profile configuration of said shaping wheel and A machine for forming a work piece comprising: a guide means conforms substantially with the final support; a forming die; means for resiliently mounting 2,433,107. Power Plant for Helicopters. Archibald shape of the form block margins and means for rota­ said forming die on said support for movement Graham Forsyth, Cheam, England, assignor to The ting said shaft and shaping wheel. normal to said support and for pivotal movement Fairey Aviation Company Limited, Hayes,.Middle­ about an axis intermediate the ends of said die; means 2,432,903. Engine Controller. Clarence H. Jorgen- sex, England. Application January 6,1945. Serial No. for selectively limiting movement of one edge portion sen and Lawrence C. Dermond, Anderson, Ind., 571,600. In Great Britain August 31, 1944. 9 Claims. (CI. 170—1∙35.5.) of toothed cylinder of a textile machine comprising a assignors to General Motors Corporation, Detroit, suction conduit having a narrow intake extending Mich., a corporation of Delaware. Application April In a helicopter power plant of the type in which a longitudinally of the cylinder in close proximity to 17, 1943. Serial No. 483,439. 11 Claims. (CI. 123— rotatable blade assembly is rotated by means of intern­ the periphery of the teeth thereof, valve mechanism 103.) al combustion engines provided at the outer end of in said intake having a plurality of away from said A throttle valve controller for supercharged internal said blades, that improvement which comprises pro­ support; a punch; a slide member; means for pivotally combustion engines comprising a control lever and a viding means for restraining said engines against mounting said punch to said member; and means for movement away from the axis of rotation under the shaft operated thereby, a throttle valve operating slidably mounting said member to said ram whereby influence of centrifugal force, and means independent shaft, a sun gear driven by the control lever shaft, a movement of said ram toward said support moves said of said first named means for restraining said blades sun gear driven by the control lever shaft, a ring gear punch into engagement with the work piece in opera­ against movement under the influence of centrifugal driving the throttle shaft, an intermediate planet gear tive relationship with the forming die. force. meshing with the other gears, a servo-motor having a Aircraft Engineering

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Aircraft Engineering and Aerospace Technology – Emerald Publishing

Published: Jun 1, 1948

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