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Class 248/321 - Clutch type


Subclass of Class 248 - Supports
Definition: Devices in which the suspension element is grasped by a
No. of patents: 6
Last issue date: 06/01/2004


NumberTitleIssue Date
6742770Fail-safe device for raising/lowering articles
A failsafe device for raising/lowering articles includes a frame and a fastener for attaching the frame to a ceiling or wall to elevated an article above the floor. A pulley or sheave is mounted on the frame about a substantially horizontal axis when the frame is mo...
06/01/2004
6234454Failsafe device for raising/lowering articles
A failsafe device for raising/lowering articles includes a frame and a fastener for attaching the frame to a ceiling or wall to elevate an article above the floor. A pulley or sheave is mounted on the frame about a substantially horizontal axis when the f...
05/22/2001
6019329Clamps
A clamp for use in stage lighting and similar applications comprises a main body portion which is provided with a pair of wheels and an arm mounted on the main body portion provided with a pair of wheels . A locking handle is pivotally mounted on the arm ...
02/01/2000
5065971Height adjustable plant hanging device
A height adjustable device for suspending a planter comprises a locking member adapted to be mounted above the planter, a handle member and a cable attached at a first end thereof to the planter. The cable passes through the locking member and is wound ar...
11/19/1991
4574789Gravity relief apparatus
A handy, compact and easily transportable apparatus for relief of intervertebral discs and for stretching of the vertebrae and the hip joints by means of gravity, having a support element suspendable on a door, a wall or the like, and a suspension device ...
03/11/1986
4332363Adjustable light hanger
An adjustable support device for appliances being comprised of a housing with top and bottom aligned openings therethrough and which is attached to a support member by a clamp mechanism. An elongated support member or tubing which is provided with a plura...
06/01/1982
 
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