DE3910889A1 - Helm - Google Patents

Helm

Info

Publication number
DE3910889A1
DE3910889A1 DE3910889A DE3910889A DE3910889A1 DE 3910889 A1 DE3910889 A1 DE 3910889A1 DE 3910889 A DE3910889 A DE 3910889A DE 3910889 A DE3910889 A DE 3910889A DE 3910889 A1 DE3910889 A1 DE 3910889A1
Authority
DE
Germany
Prior art keywords
helmet
shell
shell parts
plate
parts
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.)
Granted
Application number
DE3910889A
Other languages
German (de)
English (en)
Other versions
DE3910889C2 (https=
Inventor
Dieter Raffler
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.)
Ciclosport KW Hochschorner GmbH
Original Assignee
KW Hochschorner GmbH
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 KW Hochschorner GmbH filed Critical KW Hochschorner GmbH
Priority to DE3910889A priority Critical patent/DE3910889A1/de
Priority to US07/379,788 priority patent/US5012533A/en
Priority to EP90106433A priority patent/EP0391389A1/de
Publication of DE3910889A1 publication Critical patent/DE3910889A1/de
Application granted granted Critical
Publication of DE3910889C2 publication Critical patent/DE3910889C2/de
Granted legal-status Critical Current

Links

Classifications

    • AHUMAN NECESSITIES
    • A42HEADWEAR
    • A42BHATS; HEAD COVERINGS
    • A42B3/00Helmets; Helmet covers ; Other protective head coverings
    • A42B3/04Parts, details or accessories of helmets
    • A42B3/06Impact-absorbing shells, e.g. of crash helmets
    • A42B3/066Impact-absorbing shells, e.g. of crash helmets specially adapted for cycling helmets, e.g. for soft shelled helmets
    • AHUMAN NECESSITIES
    • A42HEADWEAR
    • A42BHATS; HEAD COVERINGS
    • A42B3/00Helmets; Helmet covers ; Other protective head coverings
    • A42B3/04Parts, details or accessories of helmets
    • A42B3/08Chin straps or similar retention devices
    • AHUMAN NECESSITIES
    • A42HEADWEAR
    • A42BHATS; HEAD COVERINGS
    • A42B3/00Helmets; Helmet covers ; Other protective head coverings
    • A42B3/04Parts, details or accessories of helmets
    • A42B3/10Linings
    • A42B3/14Suspension devices
    • A42B3/145Size adjustment devices
    • AHUMAN NECESSITIES
    • A42HEADWEAR
    • A42BHATS; HEAD COVERINGS
    • A42B3/00Helmets; Helmet covers ; Other protective head coverings
    • A42B3/32Collapsible helmets; Helmets made of separable parts ; Helmets with movable parts, e.g. adjustable
    • A42B3/322Collapsible helmets
    • AHUMAN NECESSITIES
    • A42HEADWEAR
    • A42BHATS; HEAD COVERINGS
    • A42B3/00Helmets; Helmet covers ; Other protective head coverings
    • A42B3/32Collapsible helmets; Helmets made of separable parts ; Helmets with movable parts, e.g. adjustable
    • A42B3/324Adjustable helmets

Landscapes

  • Helmets And Other Head Coverings (AREA)
DE3910889A 1989-04-04 1989-04-04 Helm Granted DE3910889A1 (de)

Priority Applications (3)

Application Number Priority Date Filing Date Title
DE3910889A DE3910889A1 (de) 1989-04-04 1989-04-04 Helm
US07/379,788 US5012533A (en) 1989-04-04 1989-07-17 Helmet
EP90106433A EP0391389A1 (de) 1989-04-04 1990-04-04 Helm

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE3910889A DE3910889A1 (de) 1989-04-04 1989-04-04 Helm

Publications (2)

Publication Number Publication Date
DE3910889A1 true DE3910889A1 (de) 1990-10-11
DE3910889C2 DE3910889C2 (https=) 1991-06-06

Family

ID=6377838

Family Applications (1)

Application Number Title Priority Date Filing Date
DE3910889A Granted DE3910889A1 (de) 1989-04-04 1989-04-04 Helm

Country Status (3)

Country Link
US (1) US5012533A (https=)
EP (1) EP0391389A1 (https=)
DE (1) DE3910889A1 (https=)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4322339A1 (de) * 1993-07-05 1995-01-12 Sportive Design Gmbh Sturzhelm

Families Citing this family (122)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE69218661T2 (de) * 1991-05-31 1997-10-02 9001 6262 Quebec Inc Schützende Kopfbedeckung
USRE35193E (en) * 1992-01-15 1996-04-02 Shifrin; Roy Combined visored cap type protective helmet and pouch for bicyclists or the like
US5173970A (en) * 1992-01-15 1992-12-29 Roy Shifrin Combined visored cap type protective helmet and pouch for bicyclists or the like
US5351342A (en) * 1992-02-03 1994-10-04 Louis Garneau Protective headgear
GB9216242D0 (en) * 1992-07-30 1992-09-09 Britax Nordiska Barn Ab Bicycle helmet
USD351684S (en) 1992-12-15 1994-10-18 Yen-Ming Jeng Rider's safety helmet
USD352802S (en) 1992-12-15 1994-11-22 Yen-Ming Jeng Rider's safety helmet
US5659900A (en) * 1993-07-08 1997-08-26 Bell Sports, Inc. Sizing and stabilizing apparatus for bicycle helmets
US5392468A (en) * 1993-08-19 1995-02-28 Leddick, Iii; Robert S. Protective head gear for martial arts activities
US5469583A (en) * 1993-09-16 1995-11-28 Bell Sports, Inc. Strap lock buckle
DE4421094C2 (de) * 1994-06-16 1997-06-05 Franz Braem Schutzhelm und Verfahren zur Herstellung
DE4421110C2 (de) * 1994-06-16 1997-07-03 Franz Braem Schutzhelm und Verfahren zur Herstellung
US5515546A (en) * 1994-09-14 1996-05-14 Shifrin; Roy Foldable padded helmet
US5511250A (en) * 1995-01-26 1996-04-30 A-Star Sports Group, Inc. Adjustable protective helmet
US6401261B1 (en) 1995-10-19 2002-06-11 Bell Sports, Inc. Sizing and stabilizing apparatus for bicycle helmets
US5774901A (en) * 1996-08-15 1998-07-07 Bell Sports, Inc. Sport helmet retention apparatus
ATE213394T1 (de) * 1996-11-29 2002-03-15 Bauer Nike Hockey Inc Hockeyhelm mit selbstanpassbarer polsterung
US5745923A (en) * 1996-12-02 1998-05-05 Katz; Jeffrey P. Impact absorbing protective apparatus for the frontal temporal and occipital basilar skull
US5930841A (en) * 1997-03-21 1999-08-03 Soccer Strategies/Llc Soccer headguard
US5815847A (en) * 1997-06-23 1998-10-06 Ampac Enterprises, Inc. One size fits all baseball batter's helmet
SE9702415L (sv) * 1997-06-25 1998-12-26 Starflex Ab Skyddshjälm samt sätt för tillverkning av däri ingående del
CH689008A5 (de) * 1997-08-12 1998-07-31 Renato Pellegrini Helmartiger Kopfschutz.
US5898950A (en) * 1997-11-26 1999-05-04 Sport Maska Inc. Protective helmet
CA2316964C (en) 1997-12-12 2006-03-21 Soccer Strategies, L.L.C. Impact protection headguard
WO1999042012A1 (en) * 1998-02-20 1999-08-26 Team Wendy, Llc Protective helmet
US5996126A (en) * 1998-07-22 1999-12-07 Cairns & Brother Inc. Crown pad and head-protective helmet
US6292952B1 (en) * 1998-09-25 2001-09-25 Sportscope, Inc. Insert-molded helmet
US6159324A (en) * 1999-03-05 2000-12-12 Sportscope Process for manufacturing protective helmets
GB9906994D0 (en) * 1999-03-27 1999-05-19 Skoot Int Ltd Safety helmet
US6349416B1 (en) 1999-07-23 2002-02-26 Soccordocs, Inc. Headguard-protective sports headband
US6397399B1 (en) 1999-08-23 2002-06-04 Soccerdocs Inc. Protective headguard
US6381760B1 (en) 1999-09-17 2002-05-07 Soccerdocs. Inc. Protective headguard
USD447604S1 (en) 1999-10-29 2001-09-04 Sportscope, Inc. Helmet
USD445218S1 (en) 1999-10-29 2001-07-17 Sportscope Inc. Helmet
US6279172B1 (en) * 2000-02-02 2001-08-28 Gentex Corporation Custom fitting assembly for helmet
US6625820B1 (en) 2000-04-24 2003-09-30 Affinity Soccer, Inc Protective headguard
DE10020300A1 (de) * 2000-04-26 2001-10-31 Plim Cooperation Ltd Einstellbarer Helm
CA2321399C (en) 2000-09-28 2005-07-26 Bauer Nike Hockey Inc. Protective helmet with adjustable padding
US6427253B1 (en) * 2001-03-21 2002-08-06 Jacqueline Penny Protective headgear comprising a headband and a semi-rigid support to protect a back region of a user's head
US20040250340A1 (en) * 2003-02-05 2004-12-16 Dennis Piper Protective headguard
US20050204456A1 (en) * 2003-04-02 2005-09-22 Dennis Piper Retention system for headgear
USD495096S1 (en) 2003-07-03 2004-08-24 Gentex Corporation Audio headband padset for protective helmet
FR2865356B1 (fr) * 2004-01-28 2007-01-12 Des Ouches Pascal Joubert Casque de protection semi-rigide
US7398562B2 (en) 2004-03-10 2008-07-15 Easy Rhino Designs, Inc. Article with 3-dimensional secondary element
US7203972B2 (en) * 2004-04-30 2007-04-17 Specialized Bicycle Components, Inc. Strap adjustment assembly
US20060053527A1 (en) * 2004-09-14 2006-03-16 Schneider Robert E Modular hat
US20060195974A1 (en) * 2005-03-04 2006-09-07 Burkhart Richard L Helmet adjustment system
US20090243965A1 (en) * 2006-03-01 2009-10-01 Joel Price Lightweight head mounted display with multiple adjustments
US8069499B2 (en) * 2006-05-15 2011-12-06 Shoei Co., Ltd. Helmet shield attaching mechanism, and helmet attached with the same
EP2079333B1 (en) * 2006-11-03 2014-03-12 Lineweight LLC Vented ballistic combat helmet
JP4976153B2 (ja) * 2007-02-06 2012-07-18 株式会社Shoei ヘルメットサイズの調整方法
JP5041906B2 (ja) * 2007-08-07 2012-10-03 株式会社Shoei ヘルメット
DE102007039287B4 (de) * 2007-08-20 2009-10-08 Rösler, Peter Industrie-Stoßschutzkappe
DE102007040945A1 (de) * 2007-08-30 2009-03-05 Uvex Arbeitsschutz Gmbh Schutzkappe
US8418270B2 (en) * 2007-12-12 2013-04-16 Sport Maska Inc. Protective helmet
TW200927009A (en) * 2007-12-25 2009-07-01 Tze-Ping Wang Integrally safety helmet and manufacturing method thereof
AU2009235106B2 (en) * 2008-04-11 2014-09-04 Koninklijke Philips Electronics N.V. Patient interface system
US8042198B1 (en) 2008-10-29 2011-10-25 Full90 Sports, Inc. Headguard with independently adjustable upper and lower bands
US8214928B1 (en) 2008-10-29 2012-07-10 Full90 Sports, Inc. Headguard with an eccentric dimple for accommodating the occipital bone
DE102009043796B4 (de) 2009-09-30 2017-09-14 Korbinian Fertig Helm mit einer stoßfesten Helmschale
TWI507142B (zh) * 2010-05-04 2015-11-11 Easton Baseball Softball Inc 棒球投手及野手用之頭盔
EP2389822A1 (en) 2010-05-26 2011-11-30 The Royal College of Art Helmet
GB2482866A (en) * 2010-08-16 2012-02-22 Andreas Neophitou Collapsible helmet
EP2627205B1 (en) * 2010-10-13 2016-11-23 Jeffrey Moss Woolf Collapsible helmet
US10952484B2 (en) * 2016-09-01 2021-03-23 Adrienne Yeung Conformal protective head wear
US20120167285A1 (en) * 2011-01-04 2012-07-05 Robert Oppenheim Robert Oppenheim
US9629410B2 (en) 2011-08-16 2017-04-25 Trek Bicycle Corporation Anti-pinch apparel closure
USD671861S1 (en) 2011-08-16 2012-12-04 Trek Bicycle Corporation Buckle closure
USD671271S1 (en) 2011-09-06 2012-11-20 Tenacious Holdings, Inc. Cap
US9763488B2 (en) * 2011-09-09 2017-09-19 Riddell, Inc. Protective sports helmet
WO2013079989A1 (en) * 2011-11-28 2013-06-06 SAFILO SOCIETÀ AZIONARIA FABBRICA ITALIANA LAVORAZIONE OCCHIALI S.p.A. Protective helmet of reducible dimensions for sports use, in particular for use by cyclists
US10149511B2 (en) * 2012-09-28 2018-12-11 Matscitechno Licensing Company Protective headgear system
US9854865B2 (en) * 2012-10-03 2018-01-02 Century, Llc Protective headgear
WO2014124512A1 (en) * 2013-02-14 2014-08-21 Hard Knock Helmets Ltd. A sports helmet
US20140331393A1 (en) * 2013-05-09 2014-11-13 Joe DaSilva Wrestling headgear
JP5994732B2 (ja) * 2013-05-31 2016-09-21 Dicプラスチック株式会社 帽子用保護具及び帽子
USD708395S1 (en) 2013-08-23 2014-07-01 Joey LaRocque Protective helmet
US9585432B2 (en) * 2013-10-09 2017-03-07 Louis Garneau Sports Inc Sport helmet
CA2929623C (en) 2013-12-06 2024-02-20 Bell Sports, Inc. Flexible multi-layer helmet and method for making the same
US11253771B2 (en) 2014-02-21 2022-02-22 Matscitechno Licensing Company Helmet padding system
US11659882B2 (en) 2014-02-21 2023-05-30 Matscitechno Licensing Company Helmet padding system
US10993496B2 (en) 2014-02-21 2021-05-04 Matscitechno Licensing Company Helmet padding system
US11730222B2 (en) 2014-02-21 2023-08-22 Matscitechno Licensing Company Helmet padding system
US11744312B2 (en) 2014-02-21 2023-09-05 Matscitechno Licensing Company Helmet padding system
US20150282550A1 (en) * 2014-04-03 2015-10-08 Bell Sports, Inc. Adaptive fit helmet and method for fitting helmet to customer head
DK3203868T3 (da) * 2014-10-09 2021-02-01 Artisent Llc Individuelt tilpassende støddæmpningsforing til en hjelm
US10721987B2 (en) 2014-10-28 2020-07-28 Bell Sports, Inc. Protective helmet
US20160120255A1 (en) * 2014-11-03 2016-05-05 Vladimir A. Alexander Impact isolation sports helmet
ES2757374T3 (es) * 2014-12-23 2020-04-29 Safilo Sa Fabbrica Italiana Lavorazione Occhiali Spa Casco protector de uso deportivo, en concreto para la práctica del esquí
USD774257S1 (en) 2015-02-11 2016-12-13 Joey LaRocque Helmet
US11154108B2 (en) 2015-02-25 2021-10-26 Joey LaRocque Vented soft-sided helmet
GB2527173B (en) * 2015-03-11 2016-05-04 Scott Terry Samuel Improvements in collapsible helmets
GB201511901D0 (en) * 2015-07-07 2015-08-19 Headkayse Ltd A helmet
US20170105461A1 (en) * 2015-10-14 2017-04-20 Impact Reduction Apparel, Inc. Impact reduction apparel and impact absorbing liner for apparel
US11864599B2 (en) 2015-12-18 2024-01-09 Matscitechno Licensing Company Apparatuses, systems and methods for equipment for protecting the human body by absorbing and dissipating forces imparted to the body
US12250980B2 (en) 2015-12-18 2025-03-18 Matscitechno Licensing Company Apparatuses, systems and methods for equipment for protecting the human body by absorbing and dissipating forces imparted to the body
WO2017161143A1 (en) * 2016-03-16 2017-09-21 Falcon Helmet Design & Engineering, Inc. Form-fitting protective headgear with integrated fastening system and detachable eye shield
US11864617B2 (en) 2016-09-13 2024-01-09 memBrain Safety Solutions, LLC Machine vendible expandable helmet and manufacture of same
US12268268B2 (en) 2016-09-13 2025-04-08 memBrain Safety Solutions, LLC Machine vendible expandable helmet and manufacture of same
ES2970073T3 (es) 2016-09-13 2024-05-24 Membrain Safety Solutions Llc Casco de bicicleta plegable y método para proteger la cabeza
USD962548S1 (en) 2016-10-31 2022-08-30 memBrain Safety Solutions, LLC Helmet
USD806317S1 (en) 2016-10-31 2017-12-26 memBrain Safety Solutions, LLC Bicycle helmet
USD853651S1 (en) 2016-10-31 2019-07-09 memBrain Safety Solutions, LLC Bicycle helmet
JP1598541S (https=) 2017-03-16 2018-02-26
US11523652B2 (en) * 2017-03-29 2022-12-13 Park & Diamond Inc. Helmet
US10201208B1 (en) * 2017-07-26 2019-02-12 Ronnie Z. Bochner Foldable helmet
US10779599B2 (en) * 2017-09-26 2020-09-22 Tenacious Holdings, Inc. Bump cap
WO2019100153A1 (en) * 2017-11-21 2019-05-31 Bauer Hockey Ltd. Adjustable helmet
ES2705745B8 (es) * 2019-01-31 2019-07-16 Univ Madrid Politecnica Casco de proteccion craneal transformable en candado
FR3092974B1 (fr) * 2019-02-25 2021-04-09 Bumpair Dispositif gonflable de protection d’objet ou de personne
US11849793B2 (en) 2019-03-29 2023-12-26 Bell Sports, Inc. Flexible slip plane for helmet energy management liner
US11700903B2 (en) * 2019-10-07 2023-07-18 Dick's Sporting Goods, Inc. Adjustable helmet
KR102274164B1 (ko) * 2020-02-14 2021-07-07 이주열 충격 흡수용 비상 헬멧
US11540577B2 (en) 2020-03-12 2023-01-03 Matscitechno Licensing Company Helmet system
US11540578B2 (en) 2020-03-12 2023-01-03 Matscitechno Licensing Company Helmet system
US10905187B1 (en) 2020-03-30 2021-02-02 Gwenventions, Llc Collapsible helmet
US11229254B1 (en) * 2020-03-31 2022-01-25 Rose Elizabeth Matteucci Dispersing helmet safety system and method
US11850191B2 (en) * 2020-04-22 2023-12-26 Warsaw Orthopedic, Inc. Head support and method for use of the head support for positioning a patient relative to a surgical frame
USD937492S1 (en) * 2020-05-28 2021-11-30 Yoav MICHAELY Bicycle helmet
GB202109168D0 (en) * 2021-06-25 2021-08-11 Mips Ab Helment
KR102458517B1 (ko) * 2021-07-26 2022-10-25 우인덕 폴더블 헬멧 및 이의 제조방법
WO2026078378A1 (en) * 2024-10-08 2026-04-16 Vigil Helmets Ltd Foldable helmet

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3632525A1 (de) * 1986-09-25 1988-03-31 Holger Dipl Ing Wenzel Kopfschutz
EP0302211A1 (de) * 1987-08-01 1989-02-08 RÖMER HELME UND SCHUTZAUSRÜSTUNGEN GmbH Schutzhelm u. a. für Arbeit oder Sport mit einer Gabelkinnberiemung

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1537178A (en) * 1923-10-11 1925-05-12 Drapermaynard Company Helmet
US1522024A (en) * 1924-09-02 1925-01-06 George A Reach Head gear
DE800502C (de) * 1948-10-21 1950-11-13 Continental Gummi Werke Akt Ge Schutzkappe, insbesondere fuer Bergleute
US3107356A (en) * 1960-08-31 1963-10-22 Post Mfg Co Headgear
US3087166A (en) * 1960-12-06 1963-04-30 Stall & Dean Mfg Company Hockey helmet
GB1060567A (en) * 1964-05-27 1967-03-08 Baxter Woodhouse And Taylor Lt Improvements in or relating to helmets particularly for aviators
DE2847724A1 (de) * 1978-11-03 1980-05-14 Weltin Optac Schutzkappe
SE421482B (sv) * 1980-05-22 1982-01-04 Rolf Blomberg Cykelhjelm
CA1154552A (en) * 1981-08-07 1983-10-04 Charles R. Farquharson Hockey helmet
US4404690A (en) * 1981-08-21 1983-09-20 Amer Sport International Inc. Hockey helmet
DE3268096D1 (en) * 1982-06-10 1986-02-06 Akta Barnsaekerhet Ab A helmet for use in recreational activity
ES283884Y (es) * 1985-01-10 1986-05-01 Ould El Hassen Moulaye Chichonera
DE8702777U1 (de) * 1987-02-24 1987-04-02 Römer GmbH, 7910 Neu-Ulm Schutzhelm für Sportler, insbesondere Rad-, Wasser- oder Skisportler

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3632525A1 (de) * 1986-09-25 1988-03-31 Holger Dipl Ing Wenzel Kopfschutz
EP0302211A1 (de) * 1987-08-01 1989-02-08 RÖMER HELME UND SCHUTZAUSRÜSTUNGEN GmbH Schutzhelm u. a. für Arbeit oder Sport mit einer Gabelkinnberiemung

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4322339A1 (de) * 1993-07-05 1995-01-12 Sportive Design Gmbh Sturzhelm

Also Published As

Publication number Publication date
EP0391389A1 (de) 1990-10-10
US5012533A (en) 1991-05-07
DE3910889C2 (https=) 1991-06-06

Similar Documents

Publication Publication Date Title
DE3910889C2 (https=)
EP0430310B1 (de) Gegenstand, insbesondere Uhrband od.dgl.
DE69614965T2 (de) Sicherheitshelm und Kopfschützvorrichtung dafür
DE69511614T2 (de) Vorrichtung zur Befestigung eines Helmes am Hinterkopf
DE202007011997U1 (de) Schutzhelm
DE4421110C2 (de) Schutzhelm und Verfahren zur Herstellung
DE19650782A1 (de) Beinstütze und Herstellungsverfahren dafür
DE602005002988T2 (de) Integralhelm und Verfahren zu seiner Herstellung
DE2847869B1 (de) Kopfschutz aus Polyurethanschaum fuer Sportler
DE4417952A1 (de) Abdeckung für Gassack-Aufprall-Schutzeinrichtungen sowie Verfahren zu ihrer Herstellung
DE102011051638A1 (de) Verbesserter Sport-Sicherheitshelm
DE3336934A1 (de) Verkleidungsteil fuer den innenraum von kraftfahrzeugen, insbesondere ein armaturenbrett
DE3228746A1 (de) Sporthelm
DE3936140C2 (https=)
EP0612483B1 (de) Helm, insbesondere Fahrradsturzhelm sowie Verfahren zu dessen Herstellung
DE4029685A1 (de) Schaumstofformteil, sowie verfahren zu seiner herstellung
DE202007012115U1 (de) Helm mit mehrteiliger Dekorschale
DE8904167U1 (de) Helm
DE4421094C2 (de) Schutzhelm und Verfahren zur Herstellung
DE102006031751A1 (de) Integralhelm
DE4305745C2 (de) Verfahren zur Herstellung eines Fahrradsturzhelmes aus Kunststoff, sowie nach diesem Verfahren hergestellter Fahrradsturzhelm
DE2102917A1 (en) Motorcar sun visor - made of polyurethane foam with integral rear view mirror
DE19504022C2 (de) Verfahren zur Herstellung eines Sicherheitshelms als Kopfschutz gegen Schlag und Aufprall, sowie ein nach diesem Verfahren hergestellter Sicherheitshelm
DE3939301C2 (https=)
DE3221638A1 (de) Verfahren zum herstellen von schutzhelmen

Legal Events

Date Code Title Description
OP8 Request for examination as to paragraph 44 patent law
D2 Grant after examination
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee