PROBLEM TO BE SOLVED: To provide a lifting device for elevating and lowering a seat part, to which a weight of a person is applied, with small electric power, and a legless chair lifting device.SOLUTION: A lifting device for elevating and lowering an object comprises: a main driving part which uses energizing force by an energization member as driving force; a moving part moving upward and downward, to which the object is disposed; a driving force transmission mechanism for transmitting the driving force of the main driving part to the moving part; an auxiliary driving part for applying the driving force to the driving force transmission mechanism; and an auxiliary driving force transmission mechanism for transmitting the driving force of the auxiliary driving part to the moving part. The auxiliary driving force transmission mechanism has a self-lock mechanism.SELECTED DRAWING: Figure 1
【課題】人の体重がかかった着座部を小さい電力で昇降させる昇降装置及び座椅子昇降装置を提供する。【解決手段】この昇降装置は、対象物を昇降させる昇降装置であって、付勢部材による付勢力を駆動力とする主駆動部と、前記対象物が配置され、昇降移動する移動部と、前記主駆動部の駆動力を前記移動部に伝達する駆動力伝達機構と、前記駆動力伝達機構に駆動力を与える補助駆動部と、前記補助駆動部の駆動力を前記移動部に伝達する補助駆動力伝達機構と、を備え、前記補助駆動力伝達機構はセルフロック機構を有する。【選択図】図1
LIFTING DEVICE AND LEGLESS CHAIR LIFTING DEVICE
昇降装置及び座椅子昇降装置
2016-06-23
Patent
Electronic Resource
Japanese
IPC: | A47C Stühle , CHAIRS / B66F HOISTING, LIFTING, HAULING, OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD , Hub-, Verhol- oder Schubvorrichtungen, soweit nicht anderweitig vorgesehen, z.B. Vorrichtungen mit unmittelbarer Krafteinwirkung auf die Last |