Patent · US Active

Variable speed patient transfer apparatus

US11369531B2 · kind B2 · utility

1Cited by

25References

20Claims

0Family size

Assignee

Stryker Corporation · US

Inventors

Aaron Douglas Furman · Kalamazoo, US
Janani Gopalkrishnan · Portage, US
Daniel V. Brosnan · Kalamazoo, US
Darren G. Schaaf · Portage, US
Brandon David Naber · Portage, US
Ross Timothy Lucas · Paw Paw, US
William Ross Heneveld, Jr. · Portage, US
Chad Conway Souke · Vicksburg, US
Christopher S. Hough · Kalamazoo, US
Christopher Gentile · Sturgis, US
Joshua Alan Mansfield · Lawton, US

Key dates

Filing date	Nov 4, 2020
Grant date	Jun 28, 2022
Priority date	—
Expiry date	Nov 10, 2040

Classification

Technology area (CPC A)Human Necessities
CPC primaryA61G7/1063
WIPO fieldMedical technology
WIPO sectorInstruments

Abstract

A patient transfer apparatus is provided and includes a frame, a seat assembly coupled to the frame, and a track assembly coupled to the frame. The track assembly includes a moveable track for traversing stairs and a motor configured to drive the track. The apparatus further includes a control system. The control system includes a controller configured to control the motor and to adjust a speed of the apparatus based on an occupancy of the seat assembly upon traversing the stairs based on a current to the motor upon traversing stairs.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.