JPS485928U - - Google Patents
Info
- Publication number
- JPS485928U JPS485928U JP1971044224U JP4422471U JPS485928U JP S485928 U JPS485928 U JP S485928U JP 1971044224 U JP1971044224 U JP 1971044224U JP 4422471 U JP4422471 U JP 4422471U JP S485928 U JPS485928 U JP S485928U
- Authority
- JP
- Japan
- 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
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
- A42B3/163—Wind or noise deflectors
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1971044224U JPS504416Y2 (en) | 1971-05-31 | 1971-05-31 | |
| US00256916A US3778844A (en) | 1971-05-31 | 1972-05-25 | Apparatus for preventing whistling at hearing openings in helmets |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1971044224U JPS504416Y2 (en) | 1971-05-31 | 1971-05-31 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS485928U true JPS485928U (en) | 1973-01-23 |
| JPS504416Y2 JPS504416Y2 (en) | 1975-02-06 |
Family
ID=27918586
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1971044224U Expired JPS504416Y2 (en) | 1971-05-31 | 1971-05-31 |
Country Status (2)
| Country | Link |
|---|---|
| US (1) | US3778844A (en) |
| JP (1) | JPS504416Y2 (en) |
Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| IT8552817V0 (en) * | 1985-01-09 | 1985-01-09 | Boretti Gianromano | PROTECTIVE HEADWEAR PARTICULARLY FOR SPORT ACTIVITIES |
| US5101517A (en) * | 1990-07-06 | 1992-04-07 | Willie Douglas | Sports helmet with transparent windows in the side walls |
| US5632048A (en) * | 1995-09-20 | 1997-05-27 | Protector Development | Protector hearing helmet |
| US6073272A (en) * | 1998-01-07 | 2000-06-13 | Red Corp. | Helmet with ear protection and a hearing enhancement feature |
| EP1974624B1 (en) * | 2005-12-30 | 2012-09-12 | Ken Mizuno | Device reducing wind noise |
| JP5286006B2 (en) * | 2008-09-17 | 2013-09-11 | 日本ゴア株式会社 | Waterproof sound hood |
| US8474064B2 (en) | 2011-04-15 | 2013-07-02 | Sam Neverson Hardy, III | Ear hole cover for headgear |
| USD665154S1 (en) * | 2011-09-12 | 2012-08-14 | Richards Antoine D | Cap |
| JP5656939B2 (en) * | 2012-08-24 | 2015-01-21 | 興研株式会社 | Protective clothing |
| WO2016079606A1 (en) * | 2014-11-19 | 2016-05-26 | GORLE, Prem Kumar | Motorcycle helmet with inbuilt air filtration system |
| US11154108B2 (en) * | 2015-02-25 | 2021-10-26 | Joey LaRocque | Vented soft-sided helmet |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1714275A (en) * | 1926-11-01 | 1929-05-21 | Spalding & Bros Ag | Head guard |
| US2140630A (en) * | 1935-08-08 | 1938-12-20 | Illguth Gustav | Helmet |
| US2898596A (en) * | 1958-02-27 | 1959-08-11 | Clifford P Keen | Wrestling helmet |
| US3205508A (en) * | 1963-12-02 | 1965-09-14 | Wilma W Cox | Safety helmet liner and assembly |
| US3500475A (en) * | 1967-03-01 | 1970-03-17 | Honda Gijutsu Kenkyusho Kk | Protective helmet |
-
1971
- 1971-05-31 JP JP1971044224U patent/JPS504416Y2/ja not_active Expired
-
1972
- 1972-05-25 US US00256916A patent/US3778844A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| US3778844A (en) | 1973-12-18 |
| JPS504416Y2 (en) | 1975-02-06 |