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JP2580207Y2 - 使い捨てパンツ型おむつ - Google Patents

使い捨てパンツ型おむつ

Info

Publication number
JP2580207Y2
JP2580207Y2 JP1993066021U JP6602193U JP2580207Y2 JP 2580207 Y2 JP2580207 Y2 JP 2580207Y2 JP 1993066021 U JP1993066021 U JP 1993066021U JP 6602193 U JP6602193 U JP 6602193U JP 2580207 Y2 JP2580207 Y2 JP 2580207Y2
Authority
JP
Japan
Prior art keywords
diaper
waist
around
leg
elastic members
Prior art date
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.)
Expired - Lifetime
Application number
JP1993066021U
Other languages
English (en)
Other versions
JPH0734814U (ja
Inventor
徹 佐々木
俊文 大坪
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Uni Charm Corp
Original Assignee
Uni Charm Corp
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 Uni Charm Corp filed Critical Uni Charm Corp
Priority to JP1993066021U priority Critical patent/JP2580207Y2/ja
Priority to US08/354,134 priority patent/US5626574A/en
Priority to AU80223/94A priority patent/AU688399B2/en
Priority to MYPI94003248A priority patent/MY111498A/en
Priority to CA002137520A priority patent/CA2137520C/en
Priority to EP94309157A priority patent/EP0657153B1/en
Priority to ES94309157T priority patent/ES2112492T3/es
Priority to PH49517A priority patent/PH31135A/en
Priority to SG1996003414A priority patent/SG54186A1/en
Priority to DE69408640T priority patent/DE69408640T2/de
Priority to CN94216650U priority patent/CN2223090Y/zh
Priority to KR2019940033388U priority patent/KR0116498Y1/ko
Publication of JPH0734814U publication Critical patent/JPH0734814U/ja
Application granted granted Critical
Publication of JP2580207Y2 publication Critical patent/JP2580207Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61F—FILTERS 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
    • A61F13/00—Bandages or dressings; Absorbent pads
    • A61F13/15—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
    • A61F13/45—Absorbent 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 shape
    • A61F13/49—Absorbent 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 shape specially adapted to be worn around the waist, e.g. diapers, nappies
    • A61F13/496—Absorbent 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 shape specially adapted to be worn around the waist, e.g. diapers, nappies in the form of pants or briefs
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61F—FILTERS 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
    • A61F13/00—Bandages or dressings; Absorbent pads
    • A61F13/15—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
    • A61F13/45—Absorbent 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 shape
    • A61F13/49—Absorbent 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 shape specially adapted to be worn around the waist, e.g. diapers, nappies
    • A61F13/496—Absorbent 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 shape specially adapted to be worn around the waist, e.g. diapers, nappies in the form of pants or briefs
    • A61F13/4963—Absorbent 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 shape specially adapted to be worn around the waist, e.g. diapers, nappies in the form of pants or briefs characterized by the seam
    • 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
    • B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
    • B29C65/02—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure
    • 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
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/01—General aspects dealing with the joint area or with the area to be joined
    • B29C66/05—Particular design of joint configurations
    • B29C66/10—Particular design of joint configurations particular design of the joint cross-sections
    • B29C66/11—Joint cross-sections comprising a single joint-segment, i.e. one of the parts to be joined comprising a single joint-segment in the joint cross-section
    • B29C66/112—Single lapped joints
    • B29C66/1122—Single lap to lap joints, i.e. overlap joints
    • 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
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/01—General aspects dealing with the joint area or with the area to be joined
    • B29C66/05—Particular design of joint configurations
    • B29C66/10—Particular design of joint configurations particular design of the joint cross-sections
    • B29C66/13—Single flanged joints; Fin-type joints; Single hem joints; Edge joints; Interpenetrating fingered joints; Other specific particular designs of joint cross-sections not provided for in groups B29C66/11 - B29C66/12
    • B29C66/133—Fin-type joints, the parts to be joined being flexible
    • 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
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/01—General aspects dealing with the joint area or with the area to be joined
    • B29C66/05—Particular design of joint configurations
    • B29C66/20—Particular design of joint configurations particular design of the joint lines, e.g. of the weld lines
    • B29C66/21—Particular design of joint configurations particular design of the joint lines, e.g. of the weld lines said joint lines being formed by a single dot or dash or by several dots or dashes, i.e. spot joining or spot welding
    • 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
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/01—General aspects dealing with the joint area or with the area to be joined
    • B29C66/05—Particular design of joint configurations
    • B29C66/306—Applying a mark during joining
    • 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
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/01—General aspects dealing with the joint area or with the area to be joined
    • B29C66/05—Particular design of joint configurations
    • B29C66/306—Applying a mark during joining
    • B29C66/3062—Applying a mark during joining in the form of letters or numbers
    • B29C66/30621—Applying a mark during joining in the form of letters or numbers in the form of letters
    • 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
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/40—General aspects of joining substantially flat articles, e.g. plates, sheets or web-like materials; Making flat seams in tubular or hollow articles; Joining single elements to substantially flat surfaces
    • B29C66/41—Joining substantially flat articles ; Making flat seams in tubular or hollow articles
    • B29C66/43—Joining a relatively small portion of the surface of said articles
    • 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
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/40—General aspects of joining substantially flat articles, e.g. plates, sheets or web-like materials; Making flat seams in tubular or hollow articles; Joining single elements to substantially flat surfaces
    • B29C66/41—Joining substantially flat articles ; Making flat seams in tubular or hollow articles
    • B29C66/43—Joining a relatively small portion of the surface of said articles
    • B29C66/433—Casing-in, i.e. enclosing an element between two sheets by an outlined seam
    • 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
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/70—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material
    • B29C66/72—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the structure of the material of the parts to be joined
    • B29C66/729—Textile or other fibrous material made from plastics
    • B29C66/7294—Non woven mats, e.g. felt
    • 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
    • B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
    • B29C65/02—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure
    • B29C65/08—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using ultrasonic vibrations
    • 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
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/01—General aspects dealing with the joint area or with the area to be joined
    • B29C66/05—Particular design of joint configurations
    • B29C66/20—Particular design of joint configurations particular design of the joint lines, e.g. of the weld lines
    • B29C66/22—Particular design of joint configurations particular design of the joint lines, e.g. of the weld lines said joint lines being in the form of recurring patterns
    • B29C66/221—Particular design of joint configurations particular design of the joint lines, e.g. of the weld lines said joint lines being in the form of recurring patterns being in the form of a sinusoidal wave
    • 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
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/01—General aspects dealing with the joint area or with the area to be joined
    • B29C66/05—Particular design of joint configurations
    • B29C66/20—Particular design of joint configurations particular design of the joint lines, e.g. of the weld lines
    • B29C66/22—Particular design of joint configurations particular design of the joint lines, e.g. of the weld lines said joint lines being in the form of recurring patterns
    • B29C66/223—Particular design of joint configurations particular design of the joint lines, e.g. of the weld lines said joint lines being in the form of recurring patterns being in the form of a triangle wave or of a sawtooth wave, e.g. zigzagged
    • 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
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/40—General aspects of joining substantially flat articles, e.g. plates, sheets or web-like materials; Making flat seams in tubular or hollow articles; Joining single elements to substantially flat surfaces
    • B29C66/41—Joining substantially flat articles ; Making flat seams in tubular or hollow articles
    • B29C66/43—Joining a relatively small portion of the surface of said articles
    • B29C66/431—Joining the articles to themselves
    • 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
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/70—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material
    • B29C66/72—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the structure of the material of the parts to be joined
    • B29C66/723—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the structure of the material of the parts to be joined being multi-layered
    • B29C66/7234—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the structure of the material of the parts to be joined being multi-layered comprising a barrier layer
    • B29C66/72343—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the structure of the material of the parts to be joined being multi-layered comprising a barrier layer for liquids
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2031/00—Other particular articles
    • B29L2031/48—Wearing apparel
    • B29L2031/4871—Underwear
    • B29L2031/4878—Diapers, napkins

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Textile Engineering (AREA)
  • Vascular Medicine (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Biomedical Technology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Epidemiology (AREA)
  • Absorbent Articles And Supports Therefor (AREA)
  • Orthopedics, Nursing, And Contraception (AREA)

Description

【考案の詳細な説明】
【０００１】
【産業上の利用分野】この考案は、使い捨てのパンツ型
おむつに関する。
【０００２】
【従来の技術】従来、熱溶着性のシート材料からなる使
い捨てパンツ型おむつにおいて、左右の腰周り側部で前
後身頃を熱溶着によってシールする技術は、公知であ
る。例えば、本出願人の出願に係る特開平５−１５５５
１号公報には、超音波技術を利用してパンツ型おむつの
腰周り側部にその周り方向に長辺を有する矩形の溶着部
を縦一列に間欠的に配置してシールする技術が開示して
ある。この技術を利用すると、シールした側部を引き裂
くことによって着用したおむつを簡単に脱がせることが
できる。また、間欠的に配置した溶着部間、すなわち非
溶着部において、おむつ内外が連通し、通気性のよいお
むつを得ることができる。
【０００３】
【考案が解決しようとする課題】このおむつを引き裂く
場合に、表裏面のシート材料は、溶着部の周縁において
裂ける傾向にある。通常使用するシート材料は、坪量の
小さい薄手の不織布やプラスチックフィルムであって、
相対的に引き裂き強度が低く、シート材料を重ね合わせ
て溶着すると、当該溶着部の強度が相対的に高くなり、
非溶着部と溶着部との境界に引き裂く力が集中するから
である。そのために、このおむつでは、腰周り方向にあ
る矩形の長辺に沿ってシートが裂けるときに、裂け目が
そのまま腰周り方向、すなわち横方向へ進んで前身頃や
後身頃まで裂けてしまい、おむつ縦方向へ裂けない場合
がある。表裏面シートに縦横で引き裂き強度に差があっ
て、横方向のそれが特に弱いとその現象が生じ易い。お
むつは、縦方向へ裂けなければ腰周り側部を引き裂いて
速やかに脱がせることができず、所期の目的を達成しえ
ないという問題が生ずる。
【０００４】この考案においては、おむつが斜め下方向
へ容易に裂けるようにして、前記問題を解決することを
課題にしている。
【０００５】
【課題を解決するための手段】この考案が前記課題を解
決するために手段とするところは、以下のとおりであ
る。
【０００６】この考案においては、各々が熱溶着性であ
る透液性表面シートと不透液性裏面シートとの間に吸液
性コアが介在し、前記コアの側縁から側方へ延出する前
記表裏面シートを腰周り側部で重ね合わせ縦方向に沿っ
て位置する溶着部でそれらをシールすることにより前身
頃と後身頃とを接合し、腰周り開口部と、脚周り開口部
とを形成し、前記各開口部の周り方向にはこれらに沿っ
て互いに並列離間するそれぞれ複数の腰周りおよび脚周
り弾性部材を取付けてある使い捨てパンツ型おむつを前
提とする。
【０００７】前記前提におけるこの考案の一つの構成態
様においては、少なくとも前記腰周り弾性部材と前記各
脚周り弾性部材との間における前記溶着部は、前記おむ
つの縦方向に互いに独立離間するとともに前記おむつの
横方向へ向かってほぼＶ字形又はほぼハの字形をなすこ
とを特徴とする。
【０００８】前記前提におけるこの考案のもう一つの構
成態様においては、前記溶着部は、前記腰周り弾性部材
間とその近傍とにあって、かつ、長辺が前記腰周り弾性
部材と並行する間欠的に配置された矩形をなす第１溶着
パターンと、前記各脚周り弾性部材間とその近傍とにあ
って、かつ、長辺が前記各脚周り弾性部材と並行する間
欠的に配置された矩形をなす第２溶着パターンと、前記
腰周りおよび各脚周り弾性部材間に配置してあって、前
記おむつの縦方向に互いに独立離間するとともに前記お
むつの横方向へ向かってほぼＶ字形又はほぼハの字形を
なす第３溶着パターンとから構成してあることを特徴と
する。
【０００９】
【実施例】この考案に係る使い捨てパンツ型おむつの詳
細を添付の図面を参照して説明すると、以下のとおりで
ある。
【００１０】図１は、着用状態にある使い捨てパンツ型
おむつ１の斜視図である。
【００１１】図２は、図１のおむつ１を前後方向へ展開
して得られるおむつ本体１Ａの斜視図である。
【００１２】図１、２において、おむつ１と本体１Ａ
は、透液性表面シート２と不透液性裏面シート３と、こ
れら両シート２，３間に介在する吸液性コア４とからな
り、前身頃５と、後身頃６と、股下部７とを有する。表
面シート２は、熱可塑性繊維からなる不織布であり、裏
面シート３は、熱可塑性プラスチックフィルムであっ
て、両シート２，３は互いに熱溶着可能である。図２に
おいて、本体１Ａでは表裏面シート２，３がコア４の周
縁から延出し、その延出する部分は互いに間欠的に接着
剤（図示せず）により接合している。本体１Ａをその長
手方向を二分する中心線Ｘ−Ｘに沿って内側へ折曲し、
コア４の側縁から延出して重なり合う表裏面シート２，
３によって形成された前後身頃５，６の側縁部に縦方向
へ並ぶ溶着部１０を設けてシールすることによりパンツ
型おむつ１が得られる。おむつ１は、腰周り開口部１１
と左右一対の脚周り開口部１２とを有し、各開口部１
１，１２の周縁には互いに並行する複数の弾性部材１
３，１４が伸長状態で取付けてある。
【００１３】図３は、溶着部１０の詳細を示すおむつ１
の腰周り側部拡大図である。この側部上方には腰周り弾
性部材１３があり、下方には脚周り弾性部材１４があ
る。溶着部１０は、腰周り弾性部材１３間とその近傍と
にあって、かつ、長辺１７Ａが部材１３と並行する間欠
的に配置された矩形をなす第１溶着パターン１７と、脚
周り弾性部材１４間とその近傍とにあって、かつ、長辺
１８Ａが部材１４と並行する間欠的に配置された矩形を
なす第２溶着パターン１８と、部材１３と１４との間に
間欠的に配置されたほぼＶ字形をなす第３溶着パターン
１９とによって構成されている。第１、２溶着パターン
１７，１８は、縦×横が０．３〜２×３〜１０ｍｍの矩
形をなし、第３溶着パターン１９は、幅０．３〜１．５
ｍｍの溶着線で描かれた開角Ｃ＝１５〜９０°、長さＤ
＝３〜１０ｍｍを有し、おむつの縦方向に独立離間しそ
の横方向に向くほぼＶ字形をなす。いずれの溶着パター
ン１７，１８，１９も離隔距離ｄ＝０．５〜３ｍｍを有
し、パターン間の非溶着域においておむつ１は内外が連
通し、通気性を有する。
【００１４】なお、図４に示すように、ほぼＶ字形をな
す溶着パターン１９は、図３の場合と異なり、反対の横
向きであってもよい。また、そのほぼＶ字形は、これと
実質的に類似し、その中央部が不連続なほぼハの字形で
あってもよい。
【００１５】図１のおむつ１は、腰周り開口部１１にお
いて前後身頃５，６の各々を矢印Ａ，Ｂ方向へ引張るこ
とにより、溶着部１０に沿って上から下へと縦に裂くこ
とができ、簡単に脱がせることができる。おむつ１の溶
着部１０は、表裏面シート２，３よりも高い引き裂き強
度を一般に有するから、Ａ，Ｂ方向へ引張ると表裏面シ
ート２，３は第１、２、３溶着パターン１７，１８，１
９の周縁で裂ける。したがって、第１、２溶着パターン
１７，１８では表裏面シート２，３が横方向へ向かって
裂け易く、第３溶着パターン１９では、ほぼＶ字形に裂
けるとともに、それが連なることにより全体としてはジ
グザグに斜め下方向へ向かって裂け易い。特に表面シー
ト２や裏面シート３の繊維や高分子がおむつ１の横方向
へ配向し、横方向へ裂け易い性状である場合には、第
１、２溶着パターン１７，１８に沿って裂けるときに前
後身頃まで裂けてしまう危険性がある。しかし、このお
むつ１では、第１、２溶着パターン１７，１８を腰周
り、脚周りの弾性部材１３，１４近傍に限定して配置
し、その危険性を最少限度にとどめ、腰周り側部の大部
分は第３溶着パターン１９でシールして、表裏面シート
２，３が縦方向へ裂け易く、横方向へは容易に裂けるこ
とがないようにしてある。なお、おむつ１において第
１、２溶着パターン１７，１８を第３溶着パターン１９
に代えることは可能であるが、弾性部材１３や１４の間
隔が狭いとＶ字型のパターン１９が弾性部材１３，１４
と交差してそれらの部材１３，１４を切断したり、弾性
部材１３，１４が表裏面シート２，３の速やかな溶着を
阻害したりすることがある。
【００１６】この考案において、第１、２、３溶着パタ
ーン１７，１８，１９を得るには、熱溶着性である表裏
面シート２，３に熱エンボス加工や超音波溶着処理を施
せばよい。表面シート２には、熱可塑性繊維からなる不
織布の他に開孔を有する熱可塑性プラスチックフィルム
を使用することができ、裏面シート３には、熱可塑性プ
ラスチックフィルムの他に、不織布や不織布とプラスチ
ックフィルムのラミネート品などを使用することができ
る。吸液性コア４には、当該分野の慣用素材を使用すれ
ばよい。
【００１７】
【考案の効果】この考案に係る使い捨てパンツ型おむつ
では、前後身頃が腰周り側部で溶着してあり、その溶着
はおむつの横方向へ向かってほぼＶ字形又はほぼハの字
形をなす溶着部によってなされている。したがって、着
用したおむつを腰周り側部で引き裂くことによって脱が
せるときに、表裏面シートは、Ｖ字型に沿って斜め下方
向へ裂け、腰周り方向へ裂けることがなく、不正常な引
き裂きを招くことがない。しかも前記溶着部はおむつの
縦方向に互いに独立離間しているから、換言すると、各
溶着部の間に非溶着域が介在するから、そこでの通気性
が得られるとともに、前記引き裂きが容易である。
【００１８】腰周りおよび脚周り弾性部材のそれぞれ間
とそれらの近傍とにあって、かつ、長辺が腰周りおよび
脚周り弾性部材と並行する間欠的に配置された矩形をな
す溶着パターンを設けた態様では、それら溶着パターン
はほぼＶ字形又はほぼハの字形をなす溶着パターンに比
較して前後身頃をその縦方向に沿って剥離させにくいか
ら、おむつの着用中、腰周りおよび脚周りにおける前後
身頃が不用意に裂けるおそれがない。
【図面の簡単な説明】
【図１】パンツ型おむつの斜視図。
【図２】前後方向へ展開したパンツ型おむつの斜視図。
【図３】パンツ型おむつの部分拡大図。
【図４】パンツ型おむつの他の実施形態を示す部分拡大
図。
【符号の説明】
１ おむつ ２ 表面シート ３ 裏面シート ４ 吸液性コア ５ 前身頃 ６ 後身頃 １０ 溶着部 １１ 腰周り開口部 １２ 脚周り開口部 １３ 腰周り弾性部材 １４ 脚周り弾性部材 １７，１８，１９ 溶着パターン １７Ａ，１８Ａ 長辺
フロントページの続き (58)調査した分野(Int.Cl.6，ＤＢ名) A41B 13/04 A61F 5/44,13/15,13/56 - 13/64

Claims (2)

    (57)【実用新案登録請求の範囲】
  1. 【請求項１】各々が熱溶着性である透液性表面シートと
    不透液性裏面シートとの間に吸液性コアが介在し、前記
    コアの側縁から側方へ延出する前記表裏面シートを腰周
    り側部で重ね合わせ縦方向に沿って位置する溶着部でそ
    れらをシールすることにより前身頃と後身頃とを接合
    し、腰周り開口部と、脚周り開口部とを形成し、前記各
    開口部の周り方向にはこれらに沿って互いに並列離間す
    るそれぞれ複数の腰周りおよび脚周り弾性部材を取付け
    てある使い捨てパンツ型おむつにおいて、少なくとも前記腰周り弾性部材と前記各脚周り弾性部材
    との間における前記溶着部は、前記おむつの縦方向に互
    いに独立離間するとともに前記おむつの横方向へ向かっ
    てほぼＶ字形又はほぼハの字形をなすことを 特徴とする
    前記おむつ。
  2. 【請求項２】各々が熱溶着性である透液性表面シートと
    不透液性裏面シートとの間に吸液性コアが介在し、前記
    コアの側縁から側方へ延出する前記表裏面シートを腰周
    り側部で重ね合わせ縦方向に沿って位置する溶着部でそ
    れらをシールすることにより前身頃と後身頃とを接合
    し、腰周り開口部と、脚周り開口部とを形成し、前記各
    開口部の周り方向にはこれらに沿って互いに並列離間す
    るそれぞれ複数の腰周り及び脚周り弾性部材を取付けて
    ある使い捨てパンツ型おむつにおいて、 前記溶着部は、前記腰周り弾性部材間とその近傍とにあ
    って、かつ、長辺が前記腰周り弾性部材と並行する間欠
    的に配置された矩形をなす第１溶着パターンと、前記各
    脚周り弾性部材間とその近傍とにあって、かつ、長辺が
    前記各脚周り弾性部材と並行する間欠的に配置された矩
    形をなす第２溶着パターンと、前記腰周りおよび各脚周
    り弾性部材間に配置してあって、前記おむつの縦方向に
    互いに独立離間するとともに前記おむつの横方向へ向か
    ってほぼＶ字形又はほぼハの字形をなす第３溶着パター
    ンとから構成してあることを特徴とする前記おむつ。
JP1993066021U 1993-12-10 1993-12-10 使い捨てパンツ型おむつ Expired - Lifetime JP2580207Y2 (ja)

Priority Applications (12)

Application Number Priority Date Filing Date Title
JP1993066021U JP2580207Y2 (ja) 1993-12-10 1993-12-10 使い捨てパンツ型おむつ
US08/354,134 US5626574A (en) 1993-12-10 1994-12-06 Disposable diaper
AU80223/94A AU688399B2 (en) 1993-12-10 1994-12-06 Disposable diaper
MYPI94003248A MY111498A (en) 1993-12-10 1994-12-06 Disposable diaper
CA002137520A CA2137520C (en) 1993-12-10 1994-12-07 Disposable diaper
ES94309157T ES2112492T3 (es) 1993-12-10 1994-12-08 Pañal de un solo uso.
EP94309157A EP0657153B1 (en) 1993-12-10 1994-12-08 Disposable diaper
PH49517A PH31135A (en) 1993-12-10 1994-12-08 Disposable diaper.
SG1996003414A SG54186A1 (en) 1993-12-10 1994-12-08 Disposable diaper
DE69408640T DE69408640T2 (de) 1993-12-10 1994-12-08 Wegwerfwindel
CN94216650U CN2223090Y (zh) 1993-12-10 1994-12-08 一次性尿布
KR2019940033388U KR0116498Y1 (ko) 1993-12-10 1994-12-09 1회용 팬티형 기저귀

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1993066021U JP2580207Y2 (ja) 1993-12-10 1993-12-10 使い捨てパンツ型おむつ

Publications (2)

Publication Number Publication Date
JPH0734814U JPH0734814U (ja) 1995-06-27
JP2580207Y2 true JP2580207Y2 (ja) 1998-09-03

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EP (1) EP0657153B1 (ja)
JP (1) JP2580207Y2 (ja)
KR (1) KR0116498Y1 (ja)
CN (1) CN2223090Y (ja)
AU (1) AU688399B2 (ja)
CA (1) CA2137520C (ja)
DE (1) DE69408640T2 (ja)
ES (1) ES2112492T3 (ja)
MY (1) MY111498A (ja)
PH (1) PH31135A (ja)
SG (1) SG54186A1 (ja)

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CN2223090Y (zh) 1996-03-27
KR0116498Y1 (ko) 1998-04-20
MY111498A (en) 2000-06-30
US5626574A (en) 1997-05-06
EP0657153B1 (en) 1998-02-25
CA2137520A1 (en) 1995-06-11
CA2137520C (en) 1999-06-15
DE69408640T2 (de) 1998-06-18
PH31135A (en) 1998-03-03
EP0657153A3 (en) 1995-08-23
KR950016710U (ko) 1995-07-20
AU8022394A (en) 1995-06-15
ES2112492T3 (es) 1998-04-01
EP0657153A2 (en) 1995-06-14
SG54186A1 (en) 1998-11-16

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