US PATENT SUBCLASS 52 / 783.1
.~ Sandwich or hollow with sheet-like facing members

Current as of: June, 1999
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52 /   HD   STATIC STRUCTURES (E.G., BUILDINGS)

782.1  DF  COMPOSITE PREFABRICATED PANEL INCLUDING ADJUNCTIVE MEANS {7}
783.1.~ Sandwich or hollow with sheet-like facing members {13}
783.11  DF  .~.~> Corrugated component {5}
784.1  DF  .~.~> For door or door shutter {5}
785.1  DF  .~.~> Mirror {2}
786.1  DF  .~.~> Parallel, transparent panes (e.g., double glass window panel, etc.) {2}
787.1  DF  .~.~> Having internal receiver for elongated lateral fastener {2}
788.1  DF  .~.~> Hermetically sealed, opaque or transparent panel
789.1  DF  .~.~> Dimpled or embossed sheet
790.1  DF  .~.~> Internal, diagonal, elongated stiffener
791.1  DF  .~.~> Perforate or woven sheet
792.1  DF  .~.~> In-turned opposed flanges form panel edge {1}
793.1  DF  .~.~> Multicellular core {1}
794.1  DF  .~.~> Insulating core
795.1  DF  .~.~> Having a single hollow cavity

DEFINITION

Classification: 52/783.1

Sandwich or hollow with sheet-like facing members:

(under subclass 782.1) Structure including sheet-like members, either separate or joined at an edge thereof, disposed on either side of a core (e.g., honeycomb, sheet-like member, spacers, etc.) or void.

SEE OR SEARCH THIS CLASS, SUBCLASS:

171.1+, for a residual transparent panel with treating means therefor (e.g., double pane window sash with drying means).

202+, for auxiliary panel attached to a main panel (e.g., storm sash to a window frame).

302.1+, for a structure with a drain from its interior to the ambient (e.g., double panel window with a vent).

393+, for a structure with a resilient separator yieldably resisting movement of facing elements toward each other.

408+, for a disparate material lamina separating components of an in situ construction.

506.1+, for a removable facer panel attachable to a pre-erected or assembled dissimilar substructure (e.g., a rigid upholstery panel to an automobile body). 612, for an opaque stone-like module of layered components.

730.4+, for tubular stiles, sash bars, etc.

731.2+, for a hollow beam, or column, etc., formed of

connected strips.

732.1+, for a non supporting hollow enclosure (e.g., post).

SEE OR SEARCH CLASS

428, Stock Material or Miscellaneous Articles,

116+, for honeycomb-like articles and subclass 223 for an article having a plurality of layers or components connected by a separate and distinct mechanical connecting member extending over the edges of or into a plurality of layers or components.

442, Fabric (Woven, Knitted, or Nonwoven Textile or Cloth, etc.),

181+, and 304+ for a woven or knit fabric.