Title:
焦点調整防水フラッシュライト
Document Type and Number:
Japanese Patent JP2004511893
Kind Code:
A
Abstract:
An underwater flashlight has an adjustable focusing beam and a waterproof battery pack which can be removably changed underwater. The flashlight includes a watertight housing having a slidably mounted lamp therein slidable by an external sliding focus member having a permanent magnet mounted therein. The permanent magnet moves an internal sliding focusing member also having a magnet therein coacting with the external magnet. The slidable inside focusing member is connected by a link to the lamp for moving the lamp into and out of a reflector when focusing the lamp. An on/off switch is attached to the slidable outside focusing member and has a magnet mounted therein for actuating a pickup coil attached to the slidable inside focusing member. The flashlight includes a waterproof attachable battery pack which has a magnetic switch therein actuated by a magnet in the watertight housing of the flashlight so that the batteries do not provide an electrical connection until the contacts are brought together.
Inventors:
Steeger Willfried
Application Number:
JP2002536259A
Publication Date:
April 15, 2004
Filing Date:
August 09, 2001
Export Citation:
Assignee:
Steeger Willfried
International Classes:
F21L4/00; F21V14/00; F21V14/02; F21V19/02; F21V23/04; F21Y101/02; (IPC1-7): F21L4/00; F21V14/00; F21V23/04
Domestic Patent References:
| JPH0594701A | 1993-04-16 | |||
| JPS53143484U | 1978-11-13 |
Attorney, Agent or Firm:
Minoru Nakamura
Fumiaki Otsuka
Sadao Kumakura
Shishido Kaichi
Toshio Imajo
Nobuo Ogawa
Village shrine Atsuo
Takaki Nishijima
Atsushi Hakoda
Fumiaki Otsuka
Sadao Kumakura
Shishido Kaichi
Toshio Imajo
Nobuo Ogawa
Village shrine Atsuo
Takaki Nishijima
Atsushi Hakoda