DE59201126D1 - Protective helmet with improved acoustic effect. - Google Patents

Protective helmet with improved acoustic effect.

Info

Publication number
DE59201126D1
DE59201126D1 DE59201126T DE59201126T DE59201126D1 DE 59201126 D1 DE59201126 D1 DE 59201126D1 DE 59201126 T DE59201126 T DE 59201126T DE 59201126 T DE59201126 T DE 59201126T DE 59201126 D1 DE59201126 D1 DE 59201126D1
Authority
DE
Germany
Prior art keywords
protective helmet
acoustic effect
improved acoustic
improved
effect
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 - Fee Related
Application number
DE59201126T
Other languages
German (de)
Inventor
Karl Bernd Dr Huettenbrink
Juergen Dr Lindemann
Henrich Piltz
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Application granted granted Critical
Publication of DE59201126D1 publication Critical patent/DE59201126D1/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A42—HEADWEAR
    • A42B—HATS; HEAD COVERINGS
    • A42B3/00—Helmets; Helmet covers ; Other protective head coverings
    • A42B3/04—Parts, details or accessories of helmets
    • A42B3/16—Ear protection devices
    • A42B3/166—Integral hearing protection
    • A—HUMAN NECESSITIES
    • A42—HEADWEAR
    • A42B—HATS; HEAD COVERINGS
    • A42B3/00—Helmets; Helmet covers ; Other protective head coverings
    • A42B3/04—Parts, details or accessories of helmets
    • A42B3/18—Face protection devices
    • A42B3/22—Visors
    • A42B3/221—Attaching visors to helmet shells, e.g. on motorcycle helmets
    • A42B3/222—Attaching visors to helmet shells, e.g. on motorcycle helmets in an articulated manner, e.g. hinge devices
    • A—HUMAN NECESSITIES
    • A42—HEADWEAR
    • A42B—HATS; HEAD COVERINGS
    • A42B3/00—Helmets; Helmet covers ; Other protective head coverings
    • A42B3/04—Parts, details or accessories of helmets
    • A42B3/30—Mounting radio sets or communication systems
DE59201126T 1991-06-17 1992-06-11 Protective helmet with improved acoustic effect. Expired - Fee Related DE59201126D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE4119906A DE4119906C1 (en) 1991-06-17 1991-06-17

Publications (1)

Publication Number Publication Date
DE59201126D1 true DE59201126D1 (en) 1995-02-16

Family

ID=6434112

Family Applications (2)

Application Number Title Priority Date Filing Date
DE4119906A Expired - Lifetime DE4119906C1 (en) 1991-06-17 1991-06-17
DE59201126T Expired - Fee Related DE59201126D1 (en) 1991-06-17 1992-06-11 Protective helmet with improved acoustic effect.

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE4119906A Expired - Lifetime DE4119906C1 (en) 1991-06-17 1991-06-17

Country Status (2)

Country Link
EP (1) EP0521320B1 (en)
DE (2) DE4119906C1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1271848B (en) * 1994-02-03 1997-06-09 Franco Malenotti HELMET FOR MOTORCYCLISTS, WITH PERFECTED INTERLOCKING SYSTEM OF THE VISOR, VISOR SAFETY LOCKING SYSTEM, PERFECTED INTERNAL VENTILATION SYSTEM, AND REMOVABLE AND WASHABLE INTERNAL PROTECTION
IT201800009613A1 (en) * 2018-10-19 2020-04-19 Momo Design Srl PROTECTION HELMET

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1047237A (en) *
US2340872A (en) * 1942-05-13 1944-02-08 Flynn Thomas Joseph Helmet
US3190973A (en) * 1960-05-13 1965-06-22 Leonard P Frieder Rigid shell helmet and rigging and sound attenuating means therefor
US3178723A (en) * 1963-05-24 1965-04-20 Leonard P Frieder Sound attenuating device and supporting means in a helmet
FR1446416A (en) * 1965-06-09 1966-07-22 Optique Scient L Aircraft pilot's helmet with maneuvering mechanism and protective screen locking
US4114197A (en) * 1976-09-09 1978-09-19 Morton William G Inter-liner for a safety helmet and method of assembly
IT1207216B (en) * 1979-07-27 1989-05-17 Nava Pier Luigi DEVICE TO OPERATE HELMET VISORS, PARTICULARLY FOR MOTORCYCLISTS.
DE8007318U1 (en) * 1980-03-18 1980-06-26 Hans Roemer Gmbh + Co, 7910 Neu-Ulm Protective helmet for whitewater enthusiasts and water sports enthusiasts
CH666389A5 (en) * 1985-04-19 1988-07-29 Forstwirtschaftliche Zentralst Safety helmet for forestry workers - consists of casing over both ears with hearing holes covered by slide pieces
DE8534132U1 (en) * 1985-12-04 1986-06-26 Witzmann, Josef, 8400 Regensburg Integral safety helmet with retractable visor
DD253760A1 (en) * 1986-11-21 1988-02-03 Perfekt Veb PROTECTIVE HELMET WITH VENTILATOR VISOR INSIDE
FR2610484A1 (en) * 1987-02-09 1988-08-12 Degoin Emmanuel System for opening and closing the visor of a motorcycle helmet by remote control

Also Published As

Publication number Publication date
DE4119906C1 (en) 1992-07-23
EP0521320B1 (en) 1995-01-04
EP0521320A1 (en) 1993-01-07

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Legal Events

Date Code Title Description
8320 Willingness to grant licences declared (paragraph 23)
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee