US 12,441,586 B2
Method for raising an alert in connection with the use of a platform lift
Dave Trotsenburg, JX Rotterdam (NL); Cornelis Boxum, GV Delfgauw (NL); Maarten Dubbeld, BM Barendrecht (NL); and Gert-jan Verduijn, SC Terheijden (NL)
Assigned to TK Home Solutions B.V., LN Krimpen aan den Ijssel (NL)
Appl. No. 18/012,068
Filed by TK HOME SOLUTIONS B.V., LN Krimpen aan den Ijssel (NL)
PCT Filed Jun. 21, 2021, PCT No. PCT/EP2021/066784
§ 371(c)(1), (2) Date Dec. 21, 2022,
PCT Pub. No. WO2021/259841, PCT Pub. Date Dec. 30, 2021.
Claims priority of application No. 20181766 (EP), filed on Jun. 23, 2020.
Prior Publication US 2023/0242376 A1, Aug. 3, 2023
Int. Cl. B66B 9/08 (2006.01); B66B 5/00 (2006.01)
CPC B66B 5/0031 (2013.01) [B66B 9/08 (2013.01)] 19 Claims
OG exemplary drawing
 
1. A method for raising an alert in connection with the use of a platform lift for raising an alert, the platform lift comprising
a rail,
a drive unit having a platform and a chair, for driving along the rail, and
at least one control unit arranged at the drive unit,
the method comprising the following steps:
determining the way of usage of the platform lift based on a plurality of usage profiles recorded during usage of the platform lift to determine a usual user action of a first user;
comparing the way of usage with an alert definition;
determining whether the way of usage confirms with the alert definition;
generating an alert, when the way of usage conforms to the alert definition; and
providing the alert to a second user,
wherein according to the alert definition, the alert is provided after expiry of a latest time of expected user action without any user corresponding user action, the latest time of the expected user action without any user corresponding user action is based on when the first user does not use the lift as the usual user action of the first user.