Glider (furniture)
Encyclopedia
A glider or platform rocker is a type of rocking chair
Rocking chair
A rocking chair or rocker is a type of chair with two curved bands of wood attached to the bottom of the legs . The chair contacts with the floor at only two points, giving the occupant the ability to rock back and forth by shifting his/her weight or pushing lightly with his/her feet...

 that moves as a swing seat
Swing (seat)
A swing is a hanging seat, usually found at playgrounds for children, a circus for acrobats, or on a porch for relaxing. The seat of a swing may be suspended from chains or ropes. Once a swing is in motion it continues to oscillate like a pendulum until external interference or drag brings it to a...

, where the entire frame consists of a seat attached to the base by means of a double-rocker four-bar linkage. The non-parallel suspension arms of the linkage cause the chair to simulate a rocking-chair motion as it swings back and forth.

Gliders are popular as a nursery
Nursery (room)
A nursery is usually, in American connotations, a bedroom within a house or other dwelling set aside for an infant or toddler. A typical nursery would contain a crib , a table or platform for the purpose of changing diapers , as well as various items required for the care of the child...

 furnishing
Furniture
Furniture is the mass noun for the movable objects intended to support various human activities such as seating and sleeping in beds, to hold objects at a convenient height for work using horizontal surfaces above the ground, or to store things...

 for assisting parents in feeding newborn babies. Because pinch points are moved away from the floor, a glider is marginally safer for pets and toddlers.

History

Early patents described different mechanisms for glider chairs, such as rails and four-bar linkages supported by springs. Patents using a swinging seat suspended from a four-bar linkage appeared in 1939, and this is now the general configuration used by most glider chairs.

Manufacturers

The primary glider manufacturers in North America are Canadian companies Dutailier and Shermag.
The source of this article is wikipedia, the free encyclopedia.  The text of this article is licensed under the GFDL.
 
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