ES429342A1 - Perfeccionamientos introducidos en un forro absorbedor de energia para un casco de seguridad. - Google Patents

Perfeccionamientos introducidos en un forro absorbedor de energia para un casco de seguridad.

Info

Publication number
ES429342A1
ES429342A1 ES429342A ES429342A ES429342A1 ES 429342 A1 ES429342 A1 ES 429342A1 ES 429342 A ES429342 A ES 429342A ES 429342 A ES429342 A ES 429342A ES 429342 A1 ES429342 A1 ES 429342A1
Authority
ES
Spain
Prior art keywords
tubes
energy absorbing
safety hat
absorbing liner
stacks
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
Application number
ES429342A
Other languages
English (en)
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.)
MSA Safety Inc
Original Assignee
Mine Safety Appliances 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 Mine Safety Appliances Co filed Critical Mine Safety Appliances Co
Publication of ES429342A1 publication Critical patent/ES429342A1/es
Expired 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
    • A42B3/10—Linings
    • A42B3/12—Cushioning devices
    • A42B3/124—Cushioning devices with at least one corrugated or ribbed layer
    • 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
    • A42B3/06—Impact-absorbing shells, e.g. of crash helmets
    • A42B3/062—Impact-absorbing shells, e.g. of crash helmets with reinforcing means
    • A42B3/065—Corrugated or ribbed shells
    • 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.]
    • Y10T428/24744—Longitudinal or transverse tubular cavity or cell

Landscapes

  • Helmets And Other Head Coverings (AREA)
  • Filling Or Discharging Of Gas Storage Vessels (AREA)
ES429342A 1973-08-30 1974-08-17 Perfeccionamientos introducidos en un forro absorbedor de energia para un casco de seguridad. Expired ES429342A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US00392957A US3829900A (en) 1973-08-30 1973-08-30 Safety hat energy absorbing liner

Publications (1)

Publication Number Publication Date
ES429342A1 true ES429342A1 (es) 1976-08-16

Family

ID=23552700

Family Applications (1)

Application Number Title Priority Date Filing Date
ES429342A Expired ES429342A1 (es) 1973-08-30 1974-08-17 Perfeccionamientos introducidos en un forro absorbedor de energia para un casco de seguridad.

Country Status (11)

Country Link
US (1) US3829900A (es)
JP (2) JPS5050144A (es)
BR (1) BR7407157D0 (es)
CA (1) CA1002702A (es)
DE (1) DE2437057B2 (es)
ES (1) ES429342A1 (es)
GB (1) GB1421716A (es)
IT (1) IT1017805B (es)
NL (1) NL157494B (es)
SE (1) SE395826B (es)
ZA (1) ZA744696B (es)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3877076A (en) * 1974-05-08 1975-04-15 Mine Safety Appliances Co Safety hat energy absorbing liner
NZ179613A (en) * 1975-12-19 1979-04-26 Daly N Protective helmet insert held in recess at apex ofinner shell
JPS55177343U (es) * 1979-06-07 1980-12-19
CA1171202A (en) * 1980-09-08 1984-07-24 Hal D. Mitchell Shock attenuation system for headgear
US4484364A (en) * 1980-09-08 1984-11-27 A-T-O Inc. Shock attenuation system for headgear
JPS62162223U (es) * 1986-04-07 1987-10-15
US5269026A (en) * 1992-06-19 1993-12-14 Mcmanus Eugene E Adjustable cap with safety liner
DE4409839C2 (de) * 1994-03-22 1996-05-02 Oped Gmbh Orthopaedische Produ Schutzhelm
NO981233D0 (no) * 1998-03-19 1998-03-19 Niels Dahl Beskyttelseshjelm
WO1999056572A1 (en) * 1998-05-04 1999-11-11 Katz Jeffrey P Protective helmet
US6370699B1 (en) * 2001-02-08 2002-04-16 Southern Impact Research Center, Llc Jaw pad for helmet
MXPA06006800A (es) * 2003-12-20 2006-12-19 Lloyd Scotland Ltd Dispositivo protector corporal.
GB2431859A (en) * 2005-10-31 2007-05-09 Lloyd A body protecting device comprising an array of energy absorbing cells
GT200800002U (es) * 2008-01-16 2009-04-27 Proteccion para casco
ES2350380T3 (es) * 2008-03-10 2011-01-21 Keng-Hsien Lin Dispositivo amortiguador elástico.
US8235461B2 (en) * 2010-01-21 2012-08-07 Cohen Elie Ventilated seat using shock absorbing material
US9578917B2 (en) * 2012-09-14 2017-02-28 Pidyon Controls Inc. Protective helmets
GB2534887B (en) * 2015-02-03 2017-03-29 George Lloyd John Protective eyewear
EP3288406A4 (en) 2015-05-01 2018-12-26 Gentex Corporation Helmet impact attenuation article
AU2020382601A1 (en) 2019-11-14 2022-05-26 Milwaukee Electric Tool Corporation Hard hat attachment system and safety equipment
USD974663S1 (en) 2020-10-05 2023-01-03 Milwaukee Electric Tool Corporation Hard hat
IT202100022061A1 (it) * 2021-08-18 2023-02-18 Alpinestars Res Spa Casco protettivo

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3123907A (en) * 1964-03-10 figures
US728594A (en) * 1902-07-19 1903-05-19 Rufus Wakeman Mattress.
US2451685A (en) * 1944-12-04 1948-10-19 Edward S Moilanen Boxing glove
US2477852A (en) * 1945-07-04 1949-08-02 Owens Corning Fiberglass Corp Structural panel construction
US3039109A (en) * 1958-10-16 1962-06-19 Electric Storage Battery Co Lining for safety helmets
GB945412A (en) * 1961-07-15 1963-12-23 Christy And Company Ltd Improvements in or relating to protective headgear
US3248738A (en) * 1963-05-28 1966-05-03 John T Riddell Inc Protective padding structures
US3208080A (en) * 1964-03-30 1965-09-28 Hirsch Arthur Ernest Protective helmet
US3447163A (en) * 1966-02-16 1969-06-03 Peter W Bothwell Safety helmets

Also Published As

Publication number Publication date
ZA744696B (en) 1975-08-27
DE2437057A1 (de) 1975-03-13
CA1002702A (en) 1977-01-04
NL7410598A (nl) 1975-03-04
JPS5429933Y2 (es) 1979-09-21
GB1421716A (en) 1976-01-21
US3829900A (en) 1974-08-20
JPS541520U (es) 1979-01-08
JPS5050144A (es) 1975-05-06
BR7407157D0 (pt) 1975-09-09
AU7218274A (en) 1976-02-12
NL157494B (nl) 1978-08-15
IT1017805B (it) 1977-08-10
DE2437057B2 (de) 1976-09-02
SE7411061L (es) 1975-03-03
SE395826B (sv) 1977-08-29

Similar Documents

Publication Publication Date Title
ES429342A1 (es) Perfeccionamientos introducidos en un forro absorbedor de energia para un casco de seguridad.
ES416224A1 (es) Procedimiento y dispositivo para la irradiacion de la luz solar y para la cesion de calor al exterior.
DE3071403D1 (en) Tethered airfoil wind energy conversion system
BE792805A (fr) Vetement de protection contre les projectiles a forte energie cinetiqu
GR58230B (en) Pressurized fuel cell,power plant
NZ182384A (en) Hydrocyclone with a least two liquid feed channels channels shaped to prevent sprays impinging against each other
CA2070435A1 (en) Vane line with axially positioned heat shields
US3111320A (en) X x x x x x
GB1017455A (en) Staying device for tubes, rods and the like in steam generators, heat exchangers andthe like
ES429615A1 (es) Perfeccionamientos en generadores termoelectricos con va- rios elementos de capa delgada.
IT957293B (it) Generatore di vapore riscaldato a sodio caratterizzato da accorgi menti per impedire stagnazione del sodio ed esplosioni catastrofiche tra i quali un condotto centrale di sfogo con valvola di non ritorno
GB878196A (en) Improvements in or relating to explosive devices for generating linear detonation waves
ES419408A1 (es) Dispositivo de molino, especialmente molino tubular o de bolas.
IT963044B (it) Generatore multiplo di vapore ad energia nucleare
BE816565A (fr) Chargement pyrotechnique a paliers de pression decroissants et procede de generation de gaz chauds
IT8021684A0 (it) Convertitore di coppia precaricato con supporto del volano a inserzione.
ES319302A1 (es) Mejoras en la fabricaciën de hojas afeitadoras de tamiz para aparatos afeitadores en seco
GB1371456A (en) Battery charger having a star-connected three-phase-current generator
IE40323L (en) Gas burner
ES267982Y (es) Procedimiento para mejorar el comportamiento del rotor de un helicoptero y estructura para mejorar el comportamiento del rotor.
GB1189253A (en) Improvements in and relating to Water Separators for Saturated-Steam Generators
CA939257A (en) Gas fired infra-red generator
SE394688B (sv) Termiskt kraftverk med en tryckgasgenerator
CA924029A (en) Neutron generator with a target having operatively renewable protective layer
JPS5598027A (en) Method of stacking tile on pallet