Continuously adjustable lawn furniture having tubular construction
OwnerJohn G. Alexander, Jr.inventor
Life of this patent
Estimating the term…
Abstract
A folding chair having adjustable, telescoping rear legs for use on level ground and sloping terrain. The chair is continuously adjustable by a user while in a seated position, each of the telescoping rear legs housing a biasing means to mechanically assist the user in their adjustment. Easily-deployable clamps are provided to enable a user to adjust the inclination of the seating arrangement with a single hand.
Claims15
A portable folding chair for use on varying sloped surfaces ranging from about zero degrees to about twenty degrees comprising:
- a front leg assembly constructed of tubular material, said assembly having first and second parallel forward leg members and a horizontal member located at upper extents of said forward leg members, in spaced relationship therewith and providing a rear seat support;
- a rear leg assembly constructed of tubular material of a first diameter and being pivotally attached to said front leg assembly, said rear leg assembly having first and second parallel fixed rear leg members and a horizontal member located at upper extents of said rear leg members, in spaced relationship therewith and providing a front seat support;
- first and second sliding rear legs constructed of a tubular material of a second diameter telescopically engaged with said first and second rear leg members;
- first and second locking means located near lower extents of said first and second rear leg members for retaining said first and second sliding rear legs in a select position within a range of continuously variable positions until unlocked;
- a seat comprised of flexible seating material suspended between said front and rear seat supports;
- and
- a seat back assembly constructed of tubular material and being pivotally attached to said front leg assembly, said seat back assembly having first and second vertical parallel seat back members, a first horizontal member located at lower extents of said seat back members, in spaced relationship therewith, and a second horizontal member located at an upper extent of said seat back.
A portable folding stool for use on varying sloped surfaces ranging from zero degrees to about twenty degrees comprising:
- a front leg assembly constructed of tubular material, said assembly having first and second parallel forward leg members and a horizontal member located at upper extents of said forward leg members, in spaced relationship therewith and providing a rear seat support;
- a rear leg assembly constructed of tubular material of a first diameter and being pivotally attached to said front leg assembly, said rear leg assembly having first and second parallel fixed rear leg members and a horizontal member located at upper extents of said rear leg members, in spaced relationship therewith and providing a front seat support;
- first and second sliding rear legs constructed of a tubular material of a second diameter telescopically engaged with said first and second rear leg members;
- first and second locking means located near lower extents of said first and second rear leg members for retaining said first and second sliding rear legs in a select position within a range of continuously variable positions until unlocked;
- and
- a seat comprised of flexible seating material suspended between said front and rear seat supports.
Dependencies are inferred from the claim text.