Title:
耳栓およびその耳栓付き首上装着具
Document Type and Number:
Japanese Patent JP4461332
Kind Code:
B2
Abstract:
The present invention provides an earplug which can reduce resistance force of the water, rain and wind, and a time loss due to the resistance force in sports competing for speed and which is not dropped due to reduction in its holding power and which can reduce vibration sound generated when something touches or hits the earplug, prevent the vibration sound from being transferred to the ear hole of a user and protect a sense of hearing satisfactorily. Furthermore the present invention provides a headgear with the earplug in order to prevent the earplug from being dropped and lost or left behind. The earplug of the present invention is characterized in that the earplug body is connected to an arm 2 at an angle of 90±45°. The arm 2 to which the earplug body 1 is connected at the angle of 90±45° is connected to one end of a cord 3 . Arms 2 and 2 to which earplug bodies 1 and 1 are connected at an angle of 90±45° are connected to both ends of cord 3 . A headgear with the earplug of the present invention is connected to the cord 3 of the earplug.
Inventors:
Kimio Matsumoto
Application Number:
JP2005022082A
Publication Date:
May 12, 2010
Filing Date:
January 28, 2005
Export Citation:
Assignee:
YAMAMOTO KOGAKU CO.,LTD.
International Classes:
A61F11/08; A61F11/12
Domestic Patent References:
| JP2001506874A | ||||
| JP2028224U | ||||
| JP3003612U | ||||
| JP3027228U | ||||
| JP31010294Y1 | ||||
| JP51040891U | ||||
| JP56083344A | ||||
| JP2001120590A | ||||
| JP56034828U |
Attorney, Agent or Firm:
Kazuyoshi Tsujimoto
Nozomi Tsujimoto
Ueno Yasunari
Nozomi Tsujimoto
Ueno Yasunari