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US 10,538,415 B2Granted
Ceiling unit and elevator car including ceiling unit
AssigneeMitsubishi Electric Corporation
InventorNaoyuki Maruyama
Life of this patent
Estimating the term…
Abstract
A ceiling unit includes a first side beam supported by at least one of a plurality of upright columns erected on a floor plate of an elevator car, a second side beam supported parallel to the first side beam by a different upright column, among the plurality of upright columns, from the upright column supporting the first side beam, a rear beam that connects respective rear side end portions of the first and second side beams, and a ceiling plate supported by the first and second side beams and the rear beam.
Claims10
A ceiling unit comprising:
- a first side beam supported by at least one of a plurality of upright columns erected on a floor plate of an elevator car;
- a second side beam supported parallel to the first side beam by a different upright column, among the plurality of upright columns, from the upright column supporting the first side beam;
- a rear beam that connects respective rear side end portions of the first and second side beams;
- and
- a ceiling plate supported by the first and second side beams and the rear beam,
- wherein the first and second side beams respectively include contact surfaces that contact a lower surface of the ceiling plate, and
- the ceiling unit further comprises:
- a front beam disposed separately from the contact surfaces so as to connect respective front side end portions of the first and second side beams;
- and
- an upper beam disposed above the respective contact surfaces separately from the respective contact surfaces so as to connect respective central portions of the first and second side beams.
7 more elements
A ceiling unit comprising:
- a first side beam supported by at least one of a plurality of upright columns erected on a floor plate of an elevator car;
- a second side beam supported parallel to the first side beam by a different upright column, among the plurality of upright columns, from the upright column supporting the first side beam;
- a rear beam that connects respective rear side end portions of the first and second side beams;
- and
- a ceiling plate supported by the first and second side beams and the rear beam, wherein the first and second side beams include contact surfaces that contact a lower surface of the ceiling plate, and
- the ceiling unit further includes a front beam disposed above the contact surfaces, the front beam of the ceiling unit is directly connected to the first and second side beams.
3 more elements
Dependencies are inferred from the claim text.