초록 ▼

An ambulance cot having a wheeled base, a horizontally oriented patient litter support disposed on the base and having an elongate guide extending lengthwise thereof. A support mechanism is provided for supporting the patient litter support for vertical movement relative to the base while being main

An ambulance cot having a wheeled base, a horizontally oriented patient litter support disposed on the base and having an elongate guide extending lengthwise thereof. A support mechanism is provided for supporting the patient litter support for vertical movement relative to the base while being maintained in the generally horizontal orientation. A device for selectively locking the patient litter support at selectively different vertical elevations is provided.

대표청구항 ▼

[ The embodiments of the invention in which an exclusive property or privilege is claimed are defined as follows:] [1.] An ambulance cot, comprising:a wheeled base;an elongate generally horizontally oriented patient litter support disposed above said base, said patient litter support having an elong

[ The embodiments of the invention in which an exclusive property or privilege is claimed are defined as follows:] [1.] An ambulance cot, comprising:a wheeled base;an elongate generally horizontally oriented patient litter support disposed above said base, said patient litter support having an elongate guide extending lengthwise thereof;a support mechanism which supports said patient litter support for vertical movement relative to said base while being maintained in said generally horizontal orientation, said support mechanism including a first leg support element having first and second elongate leg parts pivotally connected to one another at mutually adjacent ends, an end of said first leg part remote from said mutually adjacent ends being pivotally connected to said base, an end of said second leg part remote from said mutually adjacent ends being pivotally connected to said patient litter support, a second elongate leg support element pivotally secured at one end to said base and at an opposite end to a slide member slidably received in said guide;a first link interconnecting a midlength portion of said second leg support element to said mutually adjacent ends of said first and second leg parts of said first leg support element;a second link extending from said midlength portion of said second leg support element to said patient litter support on a side of said second leg support element remote from said first leg support element; andmeans for selectively locking said slide member to said patient litter support at selectively different locations along the length of said guide so that said patient litter support can be selectively positioned at different heights above said wheeled base.