MX144521A - Mejoras a panal desechable - Google Patents

Mejoras a panal desechable

Info

Publication number
MX144521A
MX144521A MX163645A MX16364576A MX144521A MX 144521 A MX144521 A MX 144521A MX 163645 A MX163645 A MX 163645A MX 16364576 A MX16364576 A MX 16364576A MX 144521 A MX144521 A MX 144521A
Authority
MX
Mexico
Prior art keywords
disposable honeycomb
honeycomb
disposable
Prior art date
Application number
MX163645A
Other languages
English (en)
Inventor
Hamzeh Karami
Original Assignee
Colgate Palmolive Co
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 by Colgate Palmolive Co filed Critical Colgate Palmolive Co
Publication of MX144521A publication Critical patent/MX144521A/es

Links

Classifications

    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61FFILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F13/00Bandages or dressings; Absorbent pads
    • A61F13/15Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
    • A61F13/15577Apparatus or processes for manufacturing
    • A61F13/15666Wrapping formed fibrous webs or pads, e.g. the pads being formed by uniting pad pieces cut from fibrous webs
    • A61F13/15674Wrapping formed fibrous webs or pads, e.g. the pads being formed by uniting pad pieces cut from fibrous webs by wrapping webs or pads between webs moving in their longitudinal direction
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61FFILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F13/00Bandages or dressings; Absorbent pads
    • A61F13/15Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
    • A61F13/15577Apparatus or processes for manufacturing
    • A61F13/15617Making absorbent pads from fibres or pulverulent material with or without treatment of the fibres
    • A61F13/15634Making fibrous pads between sheets or webs
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61FFILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F13/00Bandages or dressings; Absorbent pads
    • A61F13/15Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
    • A61F13/51Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the outer layers
    • A61F13/511Topsheet, i.e. the permeable cover or layer facing the skin
    • A61F13/512Topsheet, i.e. the permeable cover or layer facing the skin characterised by its apertures, e.g. perforations
    • A61F13/5126Topsheet, i.e. the permeable cover or layer facing the skin characterised by its apertures, e.g. perforations characterised by the planar distribution of the apertures, e.g. in a predefined pattern
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61FFILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F13/00Bandages or dressings; Absorbent pads
    • A61F13/15Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
    • A61F13/51Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the outer layers
    • A61F13/511Topsheet, i.e. the permeable cover or layer facing the skin
    • A61F13/513Topsheet, i.e. the permeable cover or layer facing the skin characterised by its function or properties, e.g. stretchability, breathability, rewet, visual effect; having areas of different permeability
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61FFILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F13/00Bandages or dressings; Absorbent pads
    • A61F13/15Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
    • A61F13/53Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium
    • A61F13/539Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium characterised by the connection of the absorbent layers with each other or with the outer layers

Landscapes

  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Vascular Medicine (AREA)
  • Epidemiology (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Manufacturing & Machinery (AREA)
  • Absorbent Articles And Supports Therefor (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)
MX163645A 1975-02-24 1976-02-24 Mejoras a panal desechable MX144521A (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/552,463 US3994299A (en) 1975-02-24 1975-02-24 Absorbent article

Publications (1)

Publication Number Publication Date
MX144521A true MX144521A (es) 1981-10-23

Family

ID=24205446

Family Applications (1)

Application Number Title Priority Date Filing Date
MX163645A MX144521A (es) 1975-02-24 1976-02-24 Mejoras a panal desechable

Country Status (22)

Country Link
US (1) US3994299A (es)
JP (1) JPS51116081A (es)
AT (1) ATA113076A (es)
AU (1) AU507051B2 (es)
BE (1) BE838886A (es)
BR (1) BR7601125A (es)
CA (1) CA1065553A (es)
CH (1) CH608698A5 (es)
DE (1) DE2605552A1 (es)
DK (1) DK151452C (es)
ES (3) ES445437A1 (es)
FR (1) FR2301189A1 (es)
GB (1) GB1540474A (es)
GR (1) GR59284B (es)
IE (1) IE42300B1 (es)
IT (1) IT1053842B (es)
MX (1) MX144521A (es)
NL (1) NL182279C (es)
PH (1) PH11569A (es)
PT (1) PT64776B (es)
SE (1) SE432348B (es)
ZA (1) ZA76461B (es)

Families Citing this family (81)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4014341A (en) * 1975-02-24 1977-03-29 Colgate-Palmolive Company Absorbent article and method
US4077410A (en) * 1976-07-06 1978-03-07 Johnson & Johnson Disposable absorbent pad with non-woven facing
DE2733336A1 (de) * 1977-07-23 1979-02-01 Schickedanz Ver Papierwerk Saugfaehige vorlage, insbesondere windel
BR7805398A (pt) * 1977-08-22 1979-05-15 Kimberly Clark Co Absorvente higienico sem patilhas e processo para prover o mesmo
NZ190690A (en) * 1978-06-21 1981-03-16 Johnson & Johnson Production of absorbent facing material
US4629457A (en) * 1978-06-21 1986-12-16 Chicopee Absorbent facing and method for making the same
DE2853243A1 (de) * 1978-12-09 1980-06-12 Henkel Kgaa Hygienevorlage
JPS55116802A (en) * 1979-02-28 1980-09-08 Kao Corp Permeable disposable diaper
US4425126A (en) 1979-12-28 1984-01-10 Johnson & Johnson Baby Products Company Fibrous material and method of making the same using thermoplastic synthetic wood pulp fibers
US4324247A (en) * 1980-05-12 1982-04-13 The Procter & Gamble Company Disposable absorbent article having an absorbent core and a topsheet
US4323069A (en) * 1980-05-12 1982-04-06 The Procter & Gamble Company Disposable absorbent article having an intermediate layer interposed between the topsheet and the absorbent core
US4324246A (en) * 1980-05-12 1982-04-13 The Procter & Gamble Company Disposable absorbent article having a stain resistant topsheet
JPS5710334A (en) * 1980-06-23 1982-01-19 Kao Corp Absorptive article
US4392861A (en) * 1980-10-14 1983-07-12 Johnson & Johnson Baby Products Company Two-ply fibrous facing material
US4410324A (en) * 1981-03-16 1983-10-18 Sabee Reinhardt N Form fit diaper with inside seal and thickened crotch and method of making the same
JPS57167734A (en) * 1981-04-10 1982-10-15 Seiwa Kasei Kk Dehydrating sheet
FR2522521B1 (fr) * 1982-03-02 1987-04-17 Beghin Say Sa Article a usage unique destine a absorber les liquides
US4839216A (en) * 1984-02-16 1989-06-13 The Procter & Gamble Company Formed material produced by solid-state formation with a high-pressure liquid stream
US4681793A (en) * 1985-05-31 1987-07-21 The Procter & Gamble Company Non-occluding, liquid-impervious, composite backsheet for absorptive devices
GR851475B (es) * 1984-06-21 1985-11-25 Procter & Gamble
US4629643A (en) * 1985-05-31 1986-12-16 The Procter & Gamble Company Microapertured polymeric web exhibiting soft and silky tactile impression
US4609518A (en) * 1985-05-31 1986-09-02 The Procter & Gamble Company Multi-phase process for debossing and perforating a polymeric web to coincide with the image of one or more three-dimensional forming structures
US4637819A (en) * 1985-05-31 1987-01-20 The Procter & Gamble Company Macroscopically expanded three-dimensional polymeric web for transmitting both dynamically deposited and statically contacted fluids from one surface to the other
US4591523A (en) * 1985-05-31 1986-05-27 The Procter & Gamble Company Apertured macroscopically expanded three-dimensional polymeric web exhibiting breatheability and resistance to fluid transmission
US4690679A (en) * 1986-03-14 1987-09-01 Johnson & Johnson Coextruded apertured film sanitary napkin cover
US4762521A (en) * 1986-04-11 1988-08-09 Kimberly-Clark Corporation Absorbent garment with quilted and conformable absorbent pad
US4781962A (en) * 1986-09-09 1988-11-01 Kimberly-Clark Corporation Composite cover material for absorbent articles and the like
US5318552A (en) * 1986-12-10 1994-06-07 Kao Corporation Absorbent article having an improved non-woven fabric layer
US4804379A (en) * 1987-06-09 1989-02-14 The Kendall Company Absorbent pad with moisture barrier strips
US4935087A (en) * 1987-12-14 1990-06-19 The Kendall Company Method of making an absorbent dressing
US5376198A (en) * 1987-12-22 1994-12-27 Kimberly-Clark Corporation Method for making a stretchable absorbent article
US5171238A (en) * 1989-03-16 1992-12-15 The Transzonic Companies Absorbent pad with fibrous facing sheet
CA2048716A1 (en) * 1990-08-17 1992-02-18 William B. Mattingly, Iii Absorbent articles with integral release system and methods of making same
CA2049168A1 (en) * 1990-08-17 1992-02-18 Deborah Jean Parr Absorbent articles with integral release system and methods of making same
US5591149A (en) * 1992-10-07 1997-01-07 The Procter & Gamble Company Absorbent article having meltblown components
WO1992018078A1 (en) * 1991-04-18 1992-10-29 Smith & Nephew Plc Hygienic absorbent devices
CA2054029C (en) * 1991-07-17 1998-05-19 Louise Cynthia Ellis Coe Absorbent article exhibiting improved fluid management
CA2053930C (en) * 1991-07-17 1997-01-07 Robert Emmet Kirby Bodyside cover for an absorbent article
GR1002212B (en) * 1991-07-26 1996-03-28 Mcneil Ppc Inc Clean dry facing needled composite.
JP2849246B2 (ja) * 1991-08-28 1999-01-20 ユニ・チャーム株式会社 使い捨てトレニングパンツ
GR1002280B (el) * 1991-09-27 1996-05-02 Mcneil-Ppc Inc. Απορροφητικον αντικειμενο το οποιο εχει παραθυρο προσβολης.
DE69210257T2 (de) * 1991-11-11 1996-11-21 The Procter & Gamble Co., Cincinnati, Ohio Absorbierender artikel mit schnellverteilender und komfortabler oberschicht
USD434145S (en) * 1991-11-11 2000-11-21 The Procter & Gamble Company Disposable absorbent article
US7102054B1 (en) 1991-12-17 2006-09-05 The Procter & Gamble Company Absorbent article having fused layers
US6103953A (en) * 1991-12-17 2000-08-15 The Procter & Gamble Company Absorbent article having fused layers
US5681300A (en) * 1991-12-17 1997-10-28 The Procter & Gamble Company Absorbent article having blended absorbent core
SE508398C2 (sv) * 1991-12-30 1998-10-05 Sca Hygiene Prod Ab Absorberande alster
US5366782A (en) * 1992-08-25 1994-11-22 The Procter & Gamble Company Polymeric web having deformed sections which provide a substantially increased elasticity to the web
US5454801A (en) * 1992-10-09 1995-10-03 Mcneil-Ppc, Inc. Printed polymer coatings and method for making same
US5370764A (en) * 1992-11-06 1994-12-06 Kimberly-Clark Corporation Apparatus for making film laminated material
MX9300424A (es) * 1992-11-06 1994-05-31 Kimberly Clark Co Tela laminada fibrosa y metodo y aparato para la fabricacion de la misma.
US5368910A (en) * 1993-04-02 1994-11-29 The Procter & Gamble Company Macroscopically expanded plastic web having improved fluid drainage
US5368909A (en) * 1993-04-02 1994-11-29 The Procter & Gamble Company Fluid-pervious plastic web having improved fluid drainage
US5454800A (en) * 1993-05-12 1995-10-03 Kimberly-Clark Corporation Absorbent article
TW329666U (en) * 1993-05-12 1998-04-11 Kimberly Clark Co Absorbent article having enhanced wicking capability
US5437653A (en) * 1993-05-12 1995-08-01 Kimberly-Clark Corporation Absorbent article having two coapertured layers and a method of making the article
JP3254050B2 (ja) * 1993-07-15 2002-02-04 ユニ・チャーム株式会社 体液吸収性物品の吸収体、およびその製造方法
ATE192918T1 (de) * 1993-07-26 2000-06-15 Procter & Gamble Absorbierender artikel mit verbesserter trocken/nass integritaet
US5352217A (en) * 1993-09-14 1994-10-04 The Proctor & Gamble Company Absorbent article having multiple topsheets
US5817394A (en) * 1993-11-08 1998-10-06 Kimberly-Clark Corporation Fibrous laminated web and method and apparatus for making the same and absorbent articles incorporating the same
ES2141914T3 (es) * 1993-11-18 2000-04-01 Procter & Gamble Banda para articulos absorbentes con una superficie de contacto con el usuario texturizada.
EP0729330B8 (en) * 1993-11-18 2006-10-18 The Procter & Gamble Company Fibrous and apertured, three-dimensional, macroscopically expanded plastic web
CA2138584C (en) * 1993-12-30 2006-08-15 Wanda Walton Jackson Apertured film/nonwoven composite for personal care absorbent articles and the like
US5665452A (en) * 1994-03-03 1997-09-09 The Procter & Gamble Company Three-dimensional, macroscopically expanded, apertured laminate webs
US5810798A (en) * 1995-06-30 1998-09-22 Kimberly-Clark Worldwide, Inc. Absorbent article having a thin, efficient absorbent core
US6206865B1 (en) 1995-11-13 2001-03-27 Kimberly-Clark Worldwide, Inc. Absorbent article having a cellulosic transfer layer
US5603707A (en) * 1995-11-28 1997-02-18 The Procter & Gamble Company Absorbent article having a rewet barrier
US20020188268A1 (en) 1999-06-30 2002-12-12 Mark James Kline Elastomeric side panel for use with convertible absorbent articles
US6455753B1 (en) * 1999-11-12 2002-09-24 Tyco Healthcare Retail Services Ag Absorbent article with improved fluid acquisition system
US6509513B2 (en) * 1999-11-12 2003-01-21 Tyco Healthcare Retail Services Ag Absorbent article with improved fluid acquisition system
US6700036B2 (en) 2000-09-22 2004-03-02 Tredegar Film Products Corporation Acquisition distribution layer having void volumes for an absorbent article
US20030093048A1 (en) 2000-09-22 2003-05-15 Mcbride Robert K. Acquisition distribution layer having void volumes for an absorbent article
US6610904B1 (en) 2000-09-22 2003-08-26 Tredegar Film Products Corporation Acquisition distribution layer having void volumes for an absorbent article
US7795492B2 (en) * 2001-08-31 2010-09-14 Sca Hygiene Products Ab Absorbent article having openings in the absorbent body
SE519783C2 (sv) * 2001-08-31 2003-04-08 Sca Hygiene Prod Ab Absorberande alster innefattande öppningar i absorptionskroppen
US6958432B2 (en) * 2001-12-14 2005-10-25 Kimberly-Clark Worldwide, Inc. Disposable absorbent article
WO2009067059A1 (en) * 2007-11-20 2009-05-28 Sca Hygiene Products Ab Shaped absorbent article
US8998873B2 (en) 2010-01-20 2015-04-07 The Procter & Gamble Company Refastenable absorbent article
US9427362B2 (en) 2010-01-20 2016-08-30 The Procter & Gamble Company Refastenable absorbent article
WO2011091115A2 (en) 2010-01-20 2011-07-28 The Procter & Gamble Company Refastenable absorbent article
ES2606308T3 (es) 2014-01-31 2017-03-23 Ontex Bvba Estructura ondulada para un artículo absorbente

Family Cites Families (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE178645C1 (es) * 1962-01-01
US2923298A (en) * 1954-12-01 1960-02-02 Kendall & Co Unitary non-adherent dressings
US3814101A (en) * 1970-09-17 1974-06-04 Union Carbide Corp Disposable absorbent articles
US2862251A (en) * 1955-04-12 1958-12-02 Chicopee Mfg Corp Method of and apparatus for producing nonwoven product
NL290996A (es) * 1962-04-05
FR1346027A (fr) * 1963-01-29 1963-12-13 Perfectionnement à la fabrication d'alaises hygiéniques
US3292619A (en) * 1963-12-06 1966-12-20 Kendall & Co Absorbent dressing
US3344789A (en) * 1964-12-29 1967-10-03 Azur Associates Diaper with film enclosed absorbent
US3403681A (en) * 1965-09-23 1968-10-01 Kendall & Co Sanitary napkin
US3441021A (en) * 1967-02-15 1969-04-29 Kimberly Clark Co Non-adherent surgical dressing
US3585998A (en) * 1968-03-29 1971-06-22 Ncr Co Disposable diaper with rupturable capsules
GB1271520A (en) * 1968-09-09 1972-04-19 Southalls Birmingham Ltd Incontinence pads
US3758363A (en) * 1968-11-18 1973-09-11 Kimberly Clark Co Apparatus for forming disposable diapers
US3559648A (en) * 1969-03-07 1971-02-02 American Can Co Disposable diaper
US3665921A (en) * 1969-11-19 1972-05-30 Kimberly Clark Co Disposable diaper with improved liner material
US3868287A (en) * 1971-04-27 1975-02-25 Scott Paper Co Absorbent pad and method for making same
BE794748A (fr) * 1972-01-31 1973-07-30 Procter & Gamble Couche a jeter presentant dans sa feuille superieure une partie centrale amovible, a jeter avec les matieres qui la souillent
JPS4922227A (es) * 1972-04-24 1974-02-27
US3945386A (en) * 1972-08-08 1976-03-23 Domtar Limited Disposable diaper
US3875942A (en) * 1972-11-29 1975-04-08 Colgate Palmolive Co Diaper containing powder having properties beneficial to skin
DE2358394C2 (de) * 1972-12-04 1983-02-17 Union Carbide Corp., 10017 New York, N.Y. Wegwerfwindel
US3881489A (en) * 1973-08-20 1975-05-06 Procter & Gamble Breathable, liquid inpervious backsheet for absorptive devices
US3886941A (en) * 1974-06-18 1975-06-03 Union Carbide Corp Diaper insert
US3927673A (en) * 1974-08-12 1975-12-23 Colgate Palmolive Co Quilted diaper
US3903890A (en) * 1974-08-20 1975-09-09 Johnson & Johnson Disposable diaper of simple construction
US3965906A (en) * 1975-02-24 1976-06-29 Colgate-Palmolive Company Absorbent article with pattern and method

Also Published As

Publication number Publication date
ES445437A1 (es) 1977-06-01
DE2605552C2 (es) 1989-07-20
BE838886A (fr) 1976-06-16
IE42300B1 (en) 1980-07-16
SE432348B (sv) 1984-04-02
FR2301189B1 (es) 1980-04-25
JPS613501B2 (es) 1986-02-01
PT64776B (en) 1977-07-06
CH608698A5 (es) 1979-01-31
AU1129676A (en) 1977-08-25
FR2301189A1 (fr) 1976-09-17
BR7601125A (pt) 1976-09-14
AU507051B2 (en) 1980-01-31
ES453346A1 (es) 1978-02-16
NL182279C (nl) 1988-02-16
IT1053842B (it) 1981-10-10
PH11569A (en) 1978-03-31
NL182279B (nl) 1987-09-16
ES453347A1 (es) 1978-02-16
IE42300L (en) 1976-08-24
JPS51116081A (en) 1976-10-13
DK77276A (da) 1976-08-25
DK151452B (da) 1987-12-07
GB1540474A (en) 1979-02-14
NL7601792A (nl) 1976-08-26
ATA113076A (de) 1982-10-15
DE2605552A1 (de) 1976-09-02
GR59284B (en) 1977-12-06
US3994299A (en) 1976-11-30
CA1065553A (en) 1979-11-06
DK151452C (da) 1988-06-13
SE7600860L (sv) 1976-08-25
PT64776A (en) 1976-03-01
ZA76461B (en) 1977-09-28

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