Theatre-solution Prima C3-W Manuel d'utilisateur télécharger pdf (Page 3)

Prima C3-W Specifications – Theatre Seating

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Seat Construction: The inner seat panel shall be an assembly of 3/4” thick Birch plywood with 3/4” thick

seasoned hardwood side supports and 12 gauge 9” x 1-3/4” cold-rolled steel reinforcement brackets. The

polyurethane foam padding material shall be two-ply and shall consist of 2” thick 55 lb. ILD and 1” thick

45 lb. ILD, shall be glued to the inner panel, and shall conform to the California Bureau of Home

Furnishings Technical Bulletin 117. The seat shall be upholstered on all surfaces and enclosed at the

rear/bottom with a zipper allowing for easier on-site reupholstery. The complete seat assembly shall be

supported by two 7 gauge formed steel mounting brackets which will attach the seat assembly to the

hinges on the leg panels. The seat shall have a built-in counterweight to insure automatic self-rising

without the aid of springs. Arch-spring seat construction will not be acceptable.

Back Construction: The back assembly shall consist of one inner lumbar panel and one inner shoulder

panel which shall each be constructed of 1/2” thick Birch plywood, and one outer back panel which shall be

constructed of 15mm thick Birch plywood. The padding material on the shoulder cushion shall be 1-1/2”

thick polyurethane foam; the padding material on the lumbar cushion shall be 2” thick. All padding shall be

glued to the inner panels, and shall conform to the California Bureau of Home Furnishings Technical

Bulletin 117. The outer panel shall contain six 1/4-20 threaded inserts and shall be assembled to the leg

panels with two 11 gauge steel angle brackets. The inner back panels shall be attached to the outer panel

by means of (4) bayonet hanging brackets and (4) 16 gauge flat steel attachment brackets in a manner

resulting in a rigid connection with no visible fasteners. The inner and outer back panels shall be

upholstered on all surfaces.

Hinge: The seat hinge shall be a weldment consisting of a 7 gauge hot-rolled pickled-in-oil steel component

and shall be formed and punched to receive a 0.56” id x 0.75” od x 0.5” long steel bushing. A self-

lubricating nylon sleeve shall be fitted between the seat hinge and the standard seat hinge pin. The hinge

shall be machined to provide a positive stop location for the seat in both occupied and unoccupied

positions. The hinge shall be fitted with a plastic cover to eliminate all pinch points and shall include a

3/16” thick urethane rubber pad to dampen noise upon the seat return to the vertical position.

PART 3 – OPTIONS

3.1

ISLE LIGHT

isle lights shall be provided in accordance to the locations shown on the architectural drawings. The units

shall be of low voltage (24v) type and the light shall be attached to the upholstered leg panel. The leg

panel shall be prepared to accept the power wire. The necessary access holes and blank cover plates

shall be provided. The chair manufacturer shall also provide the necessary transformers. All wiring and

electrical connections shall be conducted at the job site and shall be the responsibility of others.

3.2 SEAT AND ROW IDENTIFICATION TAGS

Provide manufacturer’s standard shape brass number and letter plates. Font shall be Times Roman. The

size of the font on the seat number plates shall be 27pt; the size of the font on the row letter plates shall be

42pt. The number plates shall fit into a recessed area at the top edge of the seat. The row letter plates

shall be attached to the back of the integrated armrest with spiral shank nails.

3.3 BOOKRACKS

The bookrack shall be constructed of hardwoods and hardwood plywood. Bookrack shall be assembled

with tongue and groove construction and finished with a catalyzed lacquer. The bookrack shall be attached

to the outer surface of the chair back. An optional attachment configuration shall consist of a steel

weldment attached to the chair leg. This configuration allows the bookrack to be located between chair

backs.

3.4 COMPLIANCE WITH CALIFORNIA TECHNICAL BULLETIN 133

PART 4 – WARRANTY

4.1

The theater seating manufacturer must provide a Lifetime Warranty to the original purchaser of the seating as

follows:

The seating manufacturer shall warrant it’s products against failures and manufacturing defects for the life

of the product. This warranty applies to the original purchaser and is non-transferable. The seating

manufacturer will provide parts and labor to replace defective parts for the first two years after the

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