Title:
開閉体のガイドレール構造
Document Type and Number:
Japanese Patent JP6925600
Kind Code:
B2
Abstract:
To facilitate removal and installation construction of an opening-closing body guide rail, removal-installation construction of a part such as an optical projector-receiver from the guide rail and maintenance construction.SOLUTION: A guide rail structure comprises a guide rail body 5, a cross-sectional substantially U-shaped guide rail receiver 6 for fixing an intermediate piece 6a to one outside wall surface of the guide rail body 5, a cross-sectional substantially U-shaped disassembling rail receiver 7 for joining both side pieces 7b and 7b to both side pieces 6b and 6b of the guide rail receiver 6 and an optical projector-receiver 8 provided in the disassembling rail receiver 7, and at least one side piece 6b of the guide rail receiver 6 is formed with a cutout part 6c longer in the longitudinal direction of the guide rail receiver 6 and opening on the outer edge side of the side piece 6b, and the optical projector-receiver 8 is provided in the side piece 7b on the building opening part 2 side of the disassembling rail receiver 7 of avoiding the cutout part 6c, and the disassembling rail receiver 7 is detachably fixed in a state of overlapping its both side pieces 7b and 7b with an outer surface of both side pieces 6b and 6b of the guide rail receiver 6.SELECTED DRAWING: Figure 4
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Inventors:
Masakazu Shigemura
Juichi Wada
Masanori Kobayashi
Katsuhiko Murakami
Juichi Wada
Masanori Kobayashi
Katsuhiko Murakami
Application Number:
JP2020048013A
Publication Date:
August 25, 2021
Filing Date:
March 18, 2020
Export Citation:
Assignee:
Bunka Shutter Co., Ltd.
International Classes:
E06B9/58; E06B9/68; E06B9/84
Domestic Patent References:
| JP2000154686A | ||||
| JP2014101738A | ||||
| JP2004052340A | ||||
| JP2013028990A | ||||
| JP2013053420A | ||||
| JP7026859A |
Foreign References:
| US4467853 | ||||
| CN102348863A |
Attorney, Agent or Firm:
Norimitsu Nishimura
Noriyuki Suzuki
Noriyuki Suzuki