PROBLEM TO BE SOLVED: To provide a ceiling installation type apparatus which enables improvement of safety.SOLUTION: A ceiling installation type apparatus includes: a first flange part 51 protruding from an outer peripheral surface of a connection part 50 and on which an upper wall 41 of a body part 10 hooks and a second flange part 52 which protrudes from the outer peripheral surface and fits in an annular fitting groove 24 formed on an inner peripheral surface of an attachment part 20. An elastic body 53 is disposed between the upper wall 41 of the body part 10 and the first flange part 51 and a space is formed between the attachment part 20 and the body part 10 by a self-weight of the body part 10.SELECTED DRAWING: Figure 6COPYRIGHT: (C)2016,JPO&INPIT【課題】安全性を向上できる天井設置型機器を提供する。【解決手段】連結部50が外周面から突出して本体部10の上壁41を掛止する第1鍔部51と、外周面から突出して取付部20の内周面に形成される環状の嵌合溝24に嵌合する第2鍔部52とを有するとともに、本体部20の上壁41と第1鍔部51との間に弾性体53を配置し、本体部10の自重によって取付部20と本体部10との間に隙間を形成した【選択図】図6
