A novel bicycle frame has a plurality of tubular elements interconnected with lugs to a generally diamond shape. The tubular elements have a metal core and a fiber-reinforced plastic skin. The fibers in the skin have a specific predetermined angle of orientation whereby the bending and torsional characteristics are balanced to enhance the stability and strength of the frame at significantly low weights.

A frame member for use in constructing a framework, particularly but not exclusively for use in the construction of a suspended ceiling or partitioning framework having a side face which has a first projecting bearing portion and a first surface extending from the first bearing portion, the first surface having at least a portion which tapers inwardly, the frame member having an end face which has a second projecting bearing portion coplanar with and presented in a direction opposite to the firs...

An assembly for displaying panels, for example, a picture frame, comprises a frame member having a display opening therein. The frame member has a front face, which is the face facing a viewer looking at the panel or picture displayed in the frame member, and an opposite rear face. A rearwardly facing peripheral shoulder is formed about the perimeter of the display opening so that the size of the display opening in the rear face is larger than its size in the front face. A flexible back closure ...

There is described an eyeglass frame including a molded plastic lens having an integral hinge socket removably receiving a forwardly extending hinge portion of a unitary molded plastic temple member.

A furniture frame comprises spaced carrier members each provided with a plurality of recesses, retaining members each having a recess engaging portion located in a respective one of the recesses, cross-battens each extending between a respective pair of the retaining members, and a respective elastic member detachably retained by each of the retaining members. Each retaining member comprises a bearing portion having two opposite sides, one of the opposite sides bearing against a respective one o...

The rucksack frame comprises longitudinal and transverse plastics members of generally C-shaped cross-section, open towards the rear of the frame. Each member has an integral rib, preferably of round cross-section, which extends along the interior of the member and strengthens it against bending or breaking.

A quick-change picture frame, which for changing the picture has to be opened only at one corner and wherein miter cut elastic moldings are connected by a loosenable corner connecting piece at one corner and by firmly attached corner pieces at all other corners. Within the molding grooves are provided into which the edges of the corner pieces are fitted. The loosenable corner piece comprises a plate which is pivotably attached to the end section of one of the moldings, which form the openable co...

This disclosure is directed to a protective device for the end of a narrow flat wire and particularly to such device for the end of an arcuate wire in the pocket of a brassiere for framing the lower circumferential portion of a brassiere cup. The ends of the wire are provided with a plastic cap which is secured on the wire by a projection on an edge of the flat wire received in a hole in the cap when the cap is mounted over the end of the wire.

An improved back frame for supporting a tank of compressed breathing air in a life support breathing system wherein the back frame includes a harness for securing the frame to a user's back. The improvement resides in part in the provision of inclined lateral edge rails on the frame which are spaced outwardly from the user's back at the upper portion thereof and are oriented to incline or extend inwardly toward the user's back at the lower portion thereof. A retaining strap is slidably connected...

A frame has channel members extending along each edge of the frame material with each channel member abutting another member at the corner of the framed material. A locking member is slidable between the frame material and the pairs of abutting channel members at each corner of the frame material to hold the channel members together against the frame material. The channel members may have slots therein and the locking members may have protrusions to extend into the slots when the locking member ...