USB223621I5 - - Google Patents

Info

Publication number
USB223621I5
USB223621I5 US22362172A USB223621I5 US B223621 I5 USB223621 I5 US B223621I5 US 22362172 A US22362172 A US 22362172A US B223621 I5 USB223621 I5 US B223621I5
Authority
US
United States
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed filed Critical
Priority to US22362172 priority Critical patent/US3925526A/en
Publication of USB223621I5 publication Critical patent/USB223621I5/en
Application granted granted Critical
Publication of US3925526A publication Critical patent/US3925526A/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C44/00—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
    • B29C44/02—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles for articles of definite length, i.e. discrete articles
    • B29C44/04—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles for articles of definite length, i.e. discrete articles consisting of at least two parts of chemically or physically different materials, e.g. having different densities
    • B29C44/0407—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles for articles of definite length, i.e. discrete articles consisting of at least two parts of chemically or physically different materials, e.g. having different densities by regulating the temperature of the mould or parts thereof, e.g. cold mould walls inhibiting foaming of an outer layer
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C33/00—Moulds or cores; Details thereof or accessories therefor
    • B29C33/02—Moulds or cores; Details thereof or accessories therefor with incorporated heating or cooling means
    • B29C33/04—Moulds or cores; Details thereof or accessories therefor with incorporated heating or cooling means using liquids, gas or steam
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C33/00—Moulds or cores; Details thereof or accessories therefor
    • B29C33/02—Moulds or cores; Details thereof or accessories therefor with incorporated heating or cooling means
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C35/00—Heating, cooling or curing, e.g. crosslinking or vulcanising; Apparatus therefor
    • B29C35/02—Heating or curing, e.g. crosslinking or vulcanizing during moulding, e.g. in a mould
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2105/00—Condition, form or state of moulded material or of the material to be shaped
    • B29K2105/04—Condition, form or state of moulded material or of the material to be shaped cellular or porous
    • B29K2105/043—Skinned foam
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S264/00—Plastic and nonmetallic article shaping or treating: processes
    • Y10S264/05—Use of one or more blowing agents together
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S264/00—Plastic and nonmetallic article shaping or treating: processes
    • Y10S264/14—Plastic and nonmetallic article shaping or treating: processes forming integral skin on a foamed product
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S264/00—Plastic and nonmetallic article shaping or treating: processes
    • Y10S264/83—Injection molding of polyolefin-type foam
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/24—Structurally defined web or sheet [e.g., overall dimension, etc.]
    • Y10T428/24942—Structurally defined web or sheet [e.g., overall dimension, etc.] including components having same physical characteristic in differing degree
    • Y10T428/24992—Density or compression of components
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/249921—Web or sheet containing structurally defined element or component
    • Y10T428/249953—Composite having voids in a component [e.g., porous, cellular, etc.]
    • Y10T428/249961—With gradual property change within a component
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/249921—Web or sheet containing structurally defined element or component
    • Y10T428/249953—Composite having voids in a component [e.g., porous, cellular, etc.]
    • Y10T428/249987—With nonvoid component of specified composition
    • Y10T428/249988—Of about the same composition as, and adjacent to, the void-containing component
    • Y10T428/249989—Integrally formed skin

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
  • Injection Moulding Of Plastics Or The Like (AREA)
US22362172 1972-02-04 1972-02-04 Method of making an integral skin foamed product wherein portions of the skin are of greater densities Expired - Lifetime US3925526A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
US22362172 US3925526A (en) 1972-02-04 1972-02-04 Method of making an integral skin foamed product wherein portions of the skin are of greater densities

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US22362172 US3925526A (en) 1972-02-04 1972-02-04 Method of making an integral skin foamed product wherein portions of the skin are of greater densities

Publications (2)

Publication Number Publication Date
USB223621I5 true USB223621I5 (en) 1975-01-28
US3925526A US3925526A (en) 1975-12-09

Family

ID=22837302

Family Applications (1)

Application Number Title Priority Date Filing Date
US22362172 Expired - Lifetime US3925526A (en) 1972-02-04 1972-02-04 Method of making an integral skin foamed product wherein portions of the skin are of greater densities

Country Status (1)

Country Link
US (1) US3925526A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2627428A1 (en) * 1988-02-19 1989-08-25 Ta Trimph Adler Ag METHOD FOR MANUFACTURING A PLASTIC PRINTING CYLINDER FOR WRITING MACHINES AND THE LIKE AND CYLINDER THUS OBTAINED
EP0368098A2 (en) * 1988-10-31 1990-05-16 Mitsubishi Denki Kabushiki Kaisha A porous structural unit and a method of preparing the same

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4191722A (en) * 1972-12-26 1980-03-04 Gould Walter M Method of molding a composite synthetic resin foam roofing structure having an integral skin thereon
US4121008A (en) * 1975-02-07 1978-10-17 Unitex Limited Foam sandwich constructions
US4138812A (en) * 1977-10-14 1979-02-13 Mcculloch Corporation Vibration isolation system for chain saw structures
NL7806374A (en) * 1978-06-13 1979-12-17 Stamicarbon METHOD AND EQUIPMENT FOR THE MANUFACTURE OF ARTICLES OF THERMOPLASTIC STRUCTURAL FOAM.
NO156481C (en) * 1978-09-13 1987-09-30 Bakelittfab As PROCEDURE FOR THE MANUFACTURE OF EXPANDED PLASTIC FORM.
US4216177A (en) * 1979-05-16 1980-08-05 Rogers Corporation Polyurethane foam product and process of manufacture thereof from thermosetting frothed mixture
US4242463A (en) * 1979-12-19 1980-12-30 Sheller-Globe Corporation Color stable integral skin foam
US4588542A (en) * 1981-05-04 1986-05-13 G. P. Plastics, Inc. Bicycle wheel assembly
US4518557A (en) * 1981-05-18 1985-05-21 James River-Norwalk, Inc. Process for skin foam
DE3124020C2 (en) * 1981-06-19 1983-05-19 Festo-Maschinenfabrik Gottlieb Stoll, 7300 Esslingen Adapter block for use in fluid technology and a method for producing such an adapter block
US4584230A (en) * 1985-07-08 1986-04-22 Nissan Motor Company, Limited Process for fabricating foam resin panel with integral reinforcement
US4793784A (en) * 1987-10-14 1988-12-27 Davidson Textron Inc. Apparatus for making foamed articles
US5193636A (en) * 1990-07-23 1993-03-16 Deere & Company Hood
US5087511A (en) * 1990-08-31 1992-02-11 General Electric Company Composite element having a variable density core
US5776388A (en) * 1994-02-07 1998-07-07 E. Khashoggi Industries, Llc Methods for molding articles which include a hinged starch-bound cellular matrix
US6383608B1 (en) 1998-09-16 2002-05-07 William Burkett Method for forming a foam product with enhanced fire resistance and product produced thereby
US6349443B1 (en) 1999-08-10 2002-02-26 Playtex Products, Inc. Bottle/nipple cleaning device
DE102004015181A1 (en) * 2004-03-25 2005-10-13 Putzmeister Ag Material feed container for a slurry pump
US8052198B2 (en) * 2007-03-07 2011-11-08 Alcoa Inc. Pedestrian safe automotive hood having reinforcing foam
CN104647679B (en) * 2013-11-22 2018-07-17 法国圣戈班玻璃公司 Form method, vehicle window and the mold of automobile glass encapsulation
US20150197046A1 (en) * 2014-01-16 2015-07-16 Ford Global Technologies, Llc Vehicle interior part and method of making the same

Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2272930A (en) * 1938-03-19 1942-02-10 Henry R Black Frothed glass block apparatus
US3007203A (en) * 1958-09-23 1961-11-07 Walter D Ammons Method of molding a foam plastic article having a skin on its outer surfaces
US3099516A (en) * 1960-08-29 1963-07-30 Philco Corp Method of molding a foam plastic having skins on selected surface portions
US3129270A (en) * 1962-04-05 1964-04-14 Davidson Rubber Company Inc Method of molding polyurethane foam articles having improved surface characteristics
US3211605A (en) * 1963-01-14 1965-10-12 Grace W R & Co Foamed product and process
US3269882A (en) * 1964-02-06 1966-08-30 Specialty Converters Manufacture of foam products
US3324209A (en) * 1963-11-27 1967-06-06 Dayco Corp Method for the manufacture of foam rubber products
US3534128A (en) * 1968-11-06 1970-10-13 Alexander G Makowski Method of forming a foamed plastic article having portions of varying thickness and density
US3558751A (en) * 1964-07-22 1971-01-26 Owens Illinois Inc Method of making a foamed container having an integral neck portion
US3632266A (en) * 1965-11-18 1972-01-04 Thomas W Winstead Continuous apparatus for extruding and forming thermoplastic articles

Patent Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2272930A (en) * 1938-03-19 1942-02-10 Henry R Black Frothed glass block apparatus
US3007203A (en) * 1958-09-23 1961-11-07 Walter D Ammons Method of molding a foam plastic article having a skin on its outer surfaces
US3099516A (en) * 1960-08-29 1963-07-30 Philco Corp Method of molding a foam plastic having skins on selected surface portions
US3129270A (en) * 1962-04-05 1964-04-14 Davidson Rubber Company Inc Method of molding polyurethane foam articles having improved surface characteristics
US3211605A (en) * 1963-01-14 1965-10-12 Grace W R & Co Foamed product and process
US3324209A (en) * 1963-11-27 1967-06-06 Dayco Corp Method for the manufacture of foam rubber products
US3269882A (en) * 1964-02-06 1966-08-30 Specialty Converters Manufacture of foam products
US3558751A (en) * 1964-07-22 1971-01-26 Owens Illinois Inc Method of making a foamed container having an integral neck portion
US3632266A (en) * 1965-11-18 1972-01-04 Thomas W Winstead Continuous apparatus for extruding and forming thermoplastic articles
US3534128A (en) * 1968-11-06 1970-10-13 Alexander G Makowski Method of forming a foamed plastic article having portions of varying thickness and density

Non-Patent Citations (3)

* Cited by examiner, † Cited by third party
Title
DU Pont Bulletin: "Rigid Urethane Foams Methods of Application," Wilmington, Del., E. I. du Pont de Nemours & Co., (Inc.), Elastomer Chemicals Dept., June 1957, A-4713-2M-4-62., 8 pp *
Mobay Chemical Co. Bulletin: "The Rolling Showcase For Engineering Plastics," Pittsburgh, Pa., Mobay CHemical Co., Approx. 1968, pp. 1-8 *
Weir, Clifford L., "The Action Is Swinging to Structural Foams," In Plastics Technology, April 1972, pp. 37-41 *

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2627428A1 (en) * 1988-02-19 1989-08-25 Ta Trimph Adler Ag METHOD FOR MANUFACTURING A PLASTIC PRINTING CYLINDER FOR WRITING MACHINES AND THE LIKE AND CYLINDER THUS OBTAINED
EP0368098A2 (en) * 1988-10-31 1990-05-16 Mitsubishi Denki Kabushiki Kaisha A porous structural unit and a method of preparing the same
EP0368098A3 (en) * 1988-10-31 1991-10-02 Mitsubishi Denki Kabushiki Kaisha A porous structural unit and a method of preparing the same
US5143664A (en) * 1988-10-31 1992-09-01 Mitsubishi Denki Kabushiki Kaisha Method of preparing a porous structural unit

Also Published As

Publication number Publication date
US3925526A (en) 1975-12-09

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Legal Events

Date Code Title Description
AS Assignment

Owner name: WILMINGTON TRUST COMPANY, ONE RODNEY SQUARE NORTH,

Free format text: SECURITY INTEREST;ASSIGNOR:OWENS-CORNING FIBERGLAS CORPORATION;REEL/FRAME:004652/0351

Effective date: 19861103

Owner name: WADE, WILLIAM, J., ONE RODNEY SQUARE NORTH, WILMIN

Free format text: SECURITY INTEREST;ASSIGNOR:OWENS-CORNING FIBERGLAS CORPORATION;REEL/FRAME:004652/0351

Effective date: 19861103

Owner name: WILMINGTON TRUST COMPANY, DELAWARE

Free format text: SECURITY INTEREST;ASSIGNOR:OWENS-CORNING FIBERGLAS CORPORATION;REEL/FRAME:004652/0351

Effective date: 19861103

Owner name: WADE, WILLIAM, J., DELAWARE

Free format text: SECURITY INTEREST;ASSIGNOR:OWENS-CORNING FIBERGLAS CORPORATION;REEL/FRAME:004652/0351

Effective date: 19861103

AS Assignment

Owner name: OWENS-CORNING FIBERGLAS CORPORATION, FIBERGLAS TOW

Free format text: TERMINATION OF SECURITY AGREEMENT RECORDED NOV. 13, 1986. REEL 4652 FRAMES 351-420;ASSIGNORS:WILMINGTON TRUST COMPANY, A DE. BANKING CORPORATION;WADE, WILLIAM J. (TRUSTEES);REEL/FRAME:004903/0501

Effective date: 19870730

Owner name: OWENS-CORNING FIBERGLAS CORPORATION, A CORP. OF DE

Free format text: TERMINATION OF SECURITY AGREEMENT RECORDED NOV. 13, 1986. REEL 4652 FRAMES 351-420;ASSIGNORS:WILMINGTON TRUST COMPANY, A DE. BANKING CORPORATION;WADE, WILLIAM J. (TRUSTEES);REEL/FRAME:004903/0501

Effective date: 19870730

AS Assignment

Owner name: OWENS-CORNING FIBERGLAS TECHNOLOGY INC., ILLINOIS

Free format text: ASSIGNMENT OF ASSIGNORS INTEREST.;ASSIGNOR:OWENS-CORNING FIBERGLAS CORPORATION, A CORP. OF DE;REEL/FRAME:006041/0175

Effective date: 19911205