Title:
気象観測装置、逆止弁及びフックユニット
Document Type and Number:
Japanese Patent JP7429305
Kind Code:
B2
Abstract:
The present invention reduces the total length of a meteorological observation device and makes it easy for a meteorological observation device to rise to a higher altitude. A meteorological observation device (1) comprises a balloon (2), a check valve (3), a radiosonde (5), and a parachute (8). The balloon (2) expands upon being filled with a gas. The check valve (3) is provided to a tube of the balloon (2) and guides the gas into the balloon (2). The radiosonde (5) is attached to the balloon (2) via a hanging rope (6). The parachute (8) includes a canopy (8a) and a parachute rope (8b) and deploys when falling. The parachute (8) is fixed at the parachute rope (8b) side to the check valve (3). The check valve (3) has, at a part thereof which is exposed to the outside of the balloon (2), a hook (3a) for hooking the canopy (8a) thereon.
Inventors:
Takehiko Sawada
Kensaku Shimizu
Kensaku Shimizu
Application Number:
JP2022560639A
Publication Date:
February 07, 2024
Filing Date:
June 15, 2021
Export Citation:
Assignee:
Meisei Electric Co., Ltd.
International Classes:
G01W1/08
Domestic Patent References:
| JP3065371U | ||||
| JP6051074A | ||||
| JP3074645U | ||||
| JP61081896A | ||||
| JP2002308187A |
Foreign References:
| US4529018 | ||||
| WO2005003011A1 | ||||
| US20130299628 | ||||
| WO2016009402A2 | ||||
| US20170108578 | ||||
| US20150060599 |
Attorney, Agent or Firm:
Katsufumi Mizuno
Makoto Ide
Hiroshi Suzawa
Yosuke Hisamatsu
Makoto Ide
Hiroshi Suzawa
Yosuke Hisamatsu