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Specifications for Model # 6292
Scope:
It is the intention of this specification to procure a chair for 24hour, 7
day week use. This chair is to be different from traditional
office chairs in that this chair is intended for 24 hour per day use,
seven days a week, not 8 hours per day, five days a week. Maximum
comfort and adjustment will be necessary while incorporating
ruggedness and repair ability to minimize long-term cost.
Description:
Chair must meet both ANSI/BIFMA standards and GSA Intensive Use Chair
Performance tests FNEW 83-269E.
Shape of chair back must conform to the "S" shape of the spine to fully
support occupant. To further accommodate the user, a fully adjustable
lumbar support shall be incorporated. Lumbar shall be pneumatic and
must be adjustable from a seated position.
Adjustments shall include, but not be limited to, height and tilt adjustment
with ability to lock into upright position. Tilt control shall be
torsion bar, knee tilt chair control with weight tension adjustment.
Cylinder
shall be certified to 100,000 adjustment cycles and filled to a
minimum of 500 Newtons.
Chair is to be equipped with a seven leg steel base to add strength, balance
and a 25% increase in the
ease of mobility. Seven-leg base must have
stabilizer ring at joint for added strength. will be
60mm in
diameter and be rated at a minimum of 165 pounds each. (Anti-static
may be specified
as an option)
Armrests are to be C-loops, ergonomic Imperial or Tuff Pads. ease of
mobility. Arms are to be
independently adjustable in width and height
without tools and removable with a single thumbscrew.
Imperial and
Tuff armrests will be capable of swinging out of the way to prevent
damage to arms or
furniture when chair is pushed close to the work surface.
(Arm type to be be specified at time of purchase)
Construction:
Chair frame is to be manufactured of 10-gauge steel and manufactured
non-wood materials to insure rugged construction with as few moving parts as
possible. No component of the chair is to be constructed from wood.
(Screws pulling loose from wood construction does not allow repair where the
screw is pulled out) Chair is to have a minimum of foam cushioning.
Foam is to be user replaceable by removal of the seat covering material.
All components of the chair will attach by screw or Velcro to aid in future
repair.
Suspension:
Chair suspension shall be a dynamic membrane suspension made from a high
strength "co-extruded" elastomeric filaments woven together with polyester
yarn and bonded and stretched over a defined ergonomic shape. The
membrane will distribute the weight equally over the seat surface and
keep the body relaxed with improved lower body circulation. The blood
flow restriction of standard foam and metal spring chairs will not be
acceptable. Suspension is to be guaranteed to maintain its shape and
resiliency for a minimum of 10 years.
Covers:
Chair covers must be able to be removed and replaced without tools in a
matter of minutes. Fabric to be incorporated with Nano-Pel™ technology
to offer superior stain and liquid repellency. Fabric must be able to
withstand 1,000,000 double mesh rub. It must meet fire code standard
CA-117. (color to be specified at time of order) |
