NO134510B - - Google Patents
Download PDFInfo
- Publication number
- NO134510B NO134510B NO453973A NO453973A NO134510B NO 134510 B NO134510 B NO 134510B NO 453973 A NO453973 A NO 453973A NO 453973 A NO453973 A NO 453973A NO 134510 B NO134510 B NO 134510B
- Authority
- NO
- Norway
- Prior art keywords
- shell
- helmet
- groove
- wire element
- impact
- Prior art date
Links
- 239000000463 material Substances 0.000 claims description 7
- 239000004033 plastic Substances 0.000 claims description 6
- 229910000831 Steel Inorganic materials 0.000 claims description 5
- 230000001681 protective effect Effects 0.000 claims description 5
- 239000010959 steel Substances 0.000 claims description 5
- 239000000725 suspension Substances 0.000 claims description 2
- 210000003128 head Anatomy 0.000 description 3
- 230000035939 shock Effects 0.000 description 3
- 229920001169 thermoplastic Polymers 0.000 description 2
- 239000004416 thermosoftening plastic Substances 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 239000006260 foam Substances 0.000 description 1
- 210000001061 forehead Anatomy 0.000 description 1
- 239000003365 glass fiber Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000005401 pressed glass Substances 0.000 description 1
- 239000005060 rubber Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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
- A42B3/14—Suspension devices
Landscapes
- Helmets And Other Head Coverings (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SE1572672A SE383250B (sv) | 1972-12-01 | 1972-12-01 | Skyddshjelm |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| NO134510B true NO134510B (sv) | 1976-07-19 |
| NO134510C NO134510C (sv) | 1976-10-27 |
Family
ID=20301128
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NO453973A NO134510C (sv) | 1972-12-01 | 1973-11-28 |
Country Status (5)
| Country | Link |
|---|---|
| DK (1) | DK132685C (sv) |
| FI (1) | FI51266C (sv) |
| GB (1) | GB1454775A (sv) |
| NO (1) | NO134510C (sv) |
| SE (1) | SE383250B (sv) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2186182A (en) * | 1985-08-28 | 1987-08-12 | Franklyn Thomas Flitcroft | Plastic party hat |
-
1972
- 1972-12-01 SE SE1572672A patent/SE383250B/sv unknown
-
1973
- 1973-11-21 GB GB5398873A patent/GB1454775A/en not_active Expired
- 1973-11-28 NO NO453973A patent/NO134510C/no unknown
- 1973-11-28 FI FI366773A patent/FI51266C/sv active
- 1973-11-29 DK DK645073A patent/DK132685C/da active
Also Published As
| Publication number | Publication date |
|---|---|
| DK132685C (da) | 1976-06-21 |
| NO134510C (sv) | 1976-10-27 |
| DK132685B (da) | 1976-01-26 |
| FI51266C (sv) | 1976-12-10 |
| SE383250B (sv) | 1976-03-08 |
| GB1454775A (en) | 1976-11-03 |
| FI51266B (sv) | 1976-08-31 |
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