JPH089130Y2 - ヘルメット - Google Patents
ヘルメットInfo
- Publication number
- JPH089130Y2 JPH089130Y2 JP1989124234U JP12423489U JPH089130Y2 JP H089130 Y2 JPH089130 Y2 JP H089130Y2 JP 1989124234 U JP1989124234 U JP 1989124234U JP 12423489 U JP12423489 U JP 12423489U JP H089130 Y2 JPH089130 Y2 JP H089130Y2
- Authority
- JP
- Japan
- Prior art keywords
- ear
- helmet
- pad
- recess
- shell
- 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
Links
- 230000037431 insertion Effects 0.000 description 16
- 238000003780 insertion Methods 0.000 description 16
- 238000009423 ventilation Methods 0.000 description 13
- JOYRKODLDBILNP-UHFFFAOYSA-N Ethyl urethane Chemical compound CCOC(N)=O JOYRKODLDBILNP-UHFFFAOYSA-N 0.000 description 12
- 239000006260 foam Substances 0.000 description 12
- 230000035939 shock Effects 0.000 description 12
- 239000002184 metal Substances 0.000 description 10
- 238000009958 sewing Methods 0.000 description 6
- 239000004744 fabric Substances 0.000 description 4
- 239000011324 bead Substances 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 230000035699 permeability Effects 0.000 description 3
- 229920003002 synthetic resin Polymers 0.000 description 3
- 239000000057 synthetic resin Substances 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- 229920006328 Styrofoam Polymers 0.000 description 1
- 230000004323 axial length Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 239000004417 polycarbonate Substances 0.000 description 1
- 229920000515 polycarbonate Polymers 0.000 description 1
- 229920000915 polyvinyl chloride Polymers 0.000 description 1
- 239000004800 polyvinyl chloride Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 239000008261 styrofoam Substances 0.000 description 1
Landscapes
- Helmets And Other Head Coverings (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1989124234U JPH089130Y2 (ja) | 1989-10-24 | 1989-10-24 | ヘルメット |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1989124234U JPH089130Y2 (ja) | 1989-10-24 | 1989-10-24 | ヘルメット |
Publications (2)
Publication Number | Publication Date |
---|---|
JPH0363534U JPH0363534U (en]) | 1991-06-20 |
JPH089130Y2 true JPH089130Y2 (ja) | 1996-03-13 |
Family
ID=31672166
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1989124234U Expired - Lifetime JPH089130Y2 (ja) | 1989-10-24 | 1989-10-24 | ヘルメット |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH089130Y2 (en]) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
BRPI0520285A2 (pt) * | 2005-03-21 | 2009-04-28 | He Zhang | robâ de tÊnis de mesa totalmente automÁtico controlado digitalmente e programÁvel pelo usuÁrio, mecanismo de posicionamento angular horizontal e angular lateral, rede de captura e reciclagem de bolas de tÊnis de mesa e sistema de robâ de tÊnis de mesa digitalmente controlado, programÁvel pelo uséario e relocÁvel no campo |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS63211313A (ja) * | 1987-02-20 | 1988-09-02 | ヤマハ発動機株式会社 | 車両用ヘルメツトの内装材 |
-
1989
- 1989-10-24 JP JP1989124234U patent/JPH089130Y2/ja not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
JPH0363534U (en]) | 1991-06-20 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
EXPY | Cancellation because of completion of term |