Title:
植物用照明器具及び植物用照明装置
Document Type and Number:
Japanese Patent JP6663613
Kind Code:
B2
Abstract:
[Problem] To provide a light fixture for plants and a lighting apparatus for plants, both of which are capable of evenly irradiating a plant in a height direction thereof with light for promoting plant growth, without allowing the light intensity to become too strong. [Solution] The light fixture for plants according to the present invention comprises: a hollow cylindrical body which has a reflective surface formed at least therewithin and which is capable of introducing light that promotes plant growth; a light source insertion part which is disposed in a region of the cylindrical body other than the ends thereof and in which a light source for emitting the light can be inserted; and a plurality of through-holes which are disposed in the lateral surface of the cylindrical body and through which the light from the light source disposed inside the cylindrical body is diffused peripherally, wherein, in the lateral surface of the cylindrical body where the through-holes are formed, a counter area part that faces the light source has a lower aperture ratio than areas closer to the respective ends than the counter area.
Inventors:
Yoji Tamura
Nakato Hideo
Gack Fujita
Nakato Hideo
Gack Fujita
Application Number:
JP2017196278A
Publication Date:
March 13, 2020
Filing Date:
October 06, 2017
Export Citation:
Assignee:
TOYO KOHAN CO.,LTD.
Kotetsu Shoji Co., Ltd.
Kotetsu Shoji Co., Ltd.
International Classes:
A01G7/00
Domestic Patent References:
| JP201362084A | ||||
| JP201799346A |
Foreign References:
| FR2813115A1 |
Attorney, Agent or Firm:
Patent business corporation Ota patent office