Abstract: A sound and visual partition screen panel utilizes a treated corrugated cardboard septum to which is secured a frame. Acoustic insulation pads are provided on each side of the septum within the frame. The frame is designed with rounded vertical and top edges which are adapted to receive a fabric covering in the form of a sewn sock or sleeve which includes seams with inwardly formed welts adapted to be threaded into recesses in the verticals which open to the edges of the panels through a very narrow slot. The top and bottom of each vertical is provided with a removable pin, the one on the bottom also adjustably supporting the panel, which pins in turn secure plastic blocks having semi-circular gear segments, the gear teeth projecting just beyond the rounded surface of the verticals. The gear teeth extend for only slightly less than one half the height of the semi-circular face of the block. The blocks may be inverted by removing and replacing the pins.

Abstract: A barrier or personnel guidance system is disclosed which utilizes vertical posts and horizontal rails each comprising an elongate central member formed, for example by a metal extrusion covered by cladding, formed for example by a plastics extrusion or extrusions, the central member and the cladding having complementary inter-engaging retaining formations. The central member comprises a central passage and lateral channels in which can be engaged various ancillary members whereby posts and rails can be interconnected, panels fitted, gate assemblies constructed and the like constructional facilities afforded.

Abstract: A self-supporting wall is formed by assembling tubular elements with a longitudinal portion having a concave arc-shaped cross-section by means of joints being link plates of two different types. One type, with a central raised portion and two bored pins, and the other, with a lower spacer member and two dead-end hole pins, alternately link together the elements placed side by side, through plug members adapted to fit into a central passage of each element and to be coupled to said pins of the plates. The partition wall can thus assume a variety of polygonal or arc-shaped patterns with no need of being anchored to the floor or to the ceiling.

Abstract: An adjustable room partition which includes individual partitions secured by hooks to a common post. A removable clamp having peripheral notches accepts and secures the hooks and serves to hold the partitions in a selected angular orientation.

Abstract: The present invention relates to a modular panel construction comprising a plurality of generally rectangular, individual panel sections. The panel sections include side coupling brackets for interconnecting the adjacent side marginal edges of adjacent panel sections. A tongue and groove arrangement is provided for coupling the lower marginal edge of an upper section with the upper marginal edge of an adjacent lower section. The plurality of sections cooperate to form a wall panel having an outer periphery defined by the arrangement of the panel sections. A pair of spaced apart hinge brackets are utilized to pivotally connect one wall panel to a second wall panel.

Abstract: A portable space divider screen which comprises a panel having a frame and infill means in same and means to join a panel to other panels and in which the infill means comprising cellular members with the cells containing sound-absorbent material, apertured wall members enclosing the infill means, and outwardly facing covers of sound-absorbing fabric over the said apertured wall members, and optionally a longitudinal slot in at least an upper face of the upper frame member and ducts to contain electrical wiring etc. longitudinally extending along the lower portion of the panel and having skirtings to cover the ducts to and support power outlets.

Abstract: A guide track for the bottom ends of the pickets of a folding door or the like comprises a galvanized steel elongated channel member having upwardly diverging sidewalls extending from a basewall, and a securing flange inclined downwardly and outwardly from the top of each sidewall. The free edge of each sidewall is lipped and lies substantially in the plane of the basewall, the lips extending outwardly and upwardly from the securing flanges. The guide track is disposed in a recess in the floor with the concrete or like flooring material surrounding the securing flanges and lips, filling the space between each securing flange and the respective sidewall to support the sidewall, and encasing the lips to prevent dislodgement of the guide track.

Abstract: A device is provided for heating a room by convection using the heat from a conventional radiation heat source. The heating device further acts as a fireplace guard when the heat source is a fire to substantially prevent sparks or other small particles of combustion from entering the room in which the fireplace is located. The device includes a threshold unit and a plurality of spaced pipes. The pipes are supported by the threshold unit while a screen member such as metal gauze is connected between the pipes. An opening in the threshold unit is adjacent the floor surface of the room in which the heat source is located. The radiation from the heat source raises the temperature of the pipes while relatively cool air enters the opening in the threshold unit and passes into the pipes. The temperature of the air is increased by the heated pipes and exits from the top thereof to heat the room by convection.

Abstract: A panel assembly including at least two panels and one or more connectors is disclosed in which the individual panels are provided with peripheral slots or channels which have contiguous walls which grasp connectors and serve to join two adjacent panels. The connectors are provided with slot penetrating ends and are dimensioned to be gripped within the slots.

Abstract: A privacy screen module is disclosed that is free standing and may be joined with similar modules to make up a screened area. The screen module comprises a self-supporting stand having a hexagonal shape with parallel sides and a pair of end faces at each end, the pair of end faces having an included angle not greater than about 90.degree., frame having a nontransparent screen surface, the frame having upright members extending from the included angle of the stand, the upright members positioned such that a second screen module can be placed at an angle of up to about 90.degree. on either side from an in-line position adjacent the first screen module, and the upright members of the first and second screen modules retain the same minimum distance apart.

Abstract: A knock-down room divider construction comprises a series of separate posts and panels which are mutually releasably engageable. Each post comprises a rigid core member covered on its outer surface with a fastening fabric which is complementary to a second fastening fabric on the vertical edge of a panel section. By having the panels and supporting posts as separate units, a lighter construction is possible and there is a greater flexibility in geometry and arrangement of the room partition.

Abstract: A display panel, connectors and display panel system are disclosed in which the individual panels are provided with peripheral slots or channels which have resilient or frictional walls which grasp connectors and serve to join two adjacent panels. The connectors are provided with slot penetrating ends and are dimensioned to be gripped within the slots.

Abstract: A curtain for surrounding welding and cutting operations, especially electric arc welding and electric arc cutting operations to protect the eyes of otherwise unprotected observers such as supervisors, adjacent workers, and visitors to the welding operation. The curtain contains dyes for the purpose of absorbing radiation of wavelengths of potential hazard to such eyes. Because no dye can absorb all potentially harmful radiation and still provide some visibility, means is provided to improve the protection by means of reducing the exposure of the retina to undesirable intensities by optically enlarging the small arc spot, and by presenting the eye with general area illumination instead of pinpoint illumination.

Abstract: A shield wall for surrounding radioactive equipment and containers of radioactive waste materials to prevent the escape of radioactivity therefrom. The wall is made of a plurality of spaced vertical rows of elongated hangers which depend downwardly from a support member. Each row of depending hangers consists of a plurality of hangers having an upper end and a lower end with a hole adjacent to the upper end and an outwardly extending pin adjacent to the lower end. The ends of adjacent hangers in each row are attached and a plurality of lead panels is supported on the depending hangers with their adjacent edges overlapping to form a continuous and unbroken wall.

Abstract: A tube connector assembly is disclosed which comprises a post and flexible reed-like elements secured to the sides of the post. The reeds are selectively and adjustably spaced laterally from the post, as by set screws, to vary the effective diameter of the connector unit. Thereby the connector is adjusted to effect a telescopic slidable force fit in a tube or tubes for adjustable attachment of supports to portable partition panels, attachment of extension tubes, splicing panels together, and the like.

Abstract: A panel having bristle-covered access to the interior thereof and a desk having bristle-covered grooves is disclosed. The panel is comprised of a panel frame made up of panel frame assembly members which function both to retain the panel faces within the frame and to orient and retain the bristles over the access areas of the panel. An elastic material may be substituted for the bristles to achieve a similar effect.

Abstract: An air conditioning or heating duct system for insulation in raised floor or dropped ceiling environments includes a strip of flexible material, such as foam rubber or the like, having a width approximately equal to the distance between a sub floor and a raised floor or between a main ceiling and a drop ceiling and having a length determined by the path that the cooled or heated air must follow throughout the raised floor or dropped ceiling area. The flexible strips are fastened by U-shaped brackets where the conditioned air enters or leaves the space which is to be heated or cooled, with additional brackets positioned at points where bends in the flexible materials are made. A system according to the present invention may either include double-spaced apart strips of flexible material to form air ducts or it may include a single strip of flexible material to direct or deflect the cooled or heated air into a first portion of a space to be controlled and not into a second portion of a space to be controlled.

Abstract: A curtain for surrounding welding and cutting operations, especially electric arc welding and electric arc cutting operations to protect the eyes of otherwise unprotected observers such as supervisors, adjacent workers, and visitors to the welding operation. The curtain contains dyes for the purpose of absorbing radiation of wavelengths of potential hazard to such eyes. Because no dye can absorb all potentially harmful radiation and still provide some visibility, means is provided to improve the protection by means of reducing the exposure of the retina to undesirable intensities by optically enlarging the small arc spot, and by presenting the eye with general area illumination instead of pinpoint illumination.

Abstract: A portable fabric display booth assembly for placement on standards and posts delineating booths for exhibition purposes. Zippered sleeves are placed over the standards and posts and fabric sheet material having edges provided with complementary zippers are zipped to each adjacent sleeve, respectively in order to at least partially enclose an area for display.

Abstract: A hay enclosure includes two end sections and two sections along each side. Diagonally opposite side sections are equal in length, although the two sections on each side have different lengths. The enclosure is pivotally movable to a second position wherein two triangular-in-shape enclosures are formed having an area smaller than the rectangular enclosure area. A circular enclosure includes four arcuate sections which may be collapsed about a bale of hay into two pillow-shaped enclosures. Adjacent sections are pivotally interconnected by vertically spaced apart hinges, with the upper hinge including a downwardly extending pin received in a sleeve, and the lower hinge including a pair of abutting vertically aligned sleeves in which a movable pin is received.A horse hay feeder section includes inverted spaced apart U-shaped spacers providing horse head feeding stations therebetween and being open at the top whereby a horse may raise its head and turn it away over one of the adjacent spacers.

Abstract: An instrument for the study of certain aspects of individual and interpersonal human behavior is described. The instrument is a portable room in which the behavior of one or more people can be observed and statistically analyzed in such a way as to increase understanding of certain physical and psychological factors influencing human behavior. This portable room has a floor plan, in a preferred embodiment, in the shape of a regular hexagon 7.5 meters (approximately 24.6 feet) across its longest dimension. This hexagonal floor space is enclosed by six curtain walls supported by a framework that can be folded for convenient storage when not in use. The floor of the room is a flexible cloth or plastic sheet with a pattern of equilateral triangles inscribed on its surface. These features of the room or instrument are utilized to facilitate a statistical analysis that produces scientific results not obtainable by other methods.

Abstract: Office partition interconnector assembly comprising a separate and independent generally rigid support member fixedly mountable on a lateral end of a partition panel and having edge retaining channel means, e.g.

Abstract: A device is provided for heating a room by convection using the heat from a conventional radiation heat source. The heating device further acts as a fireplace guard when the heat source is a fire to substantially prevent sparks or other small particles of combustion from entering the room in which the fireplace is located. The device includes a threshold unit and a plurality of spaced pipes. The pipes are supported by the threshold unit while a screen member such as metal gauze is connected between the pipes. An opening in the threshold unit is adjacent the floor surface of the room in which the heat source is located. The radiation from the heat source raises the temperature of the pipes while relatively cool air enters the opening in the threshold unit and passes into the pipes. The temperature of the air is increased by the heated pipes and exits from the top thereof to heat the room by convection.

Abstract: A golf swing teaching aid device comprising a vertical free standing screen with an open space in its lower, middle area is disclosed. The device is tall enough and wide enough to block the golfer's view of the flight of the golf ball, yet the open, center space allows the ball to pass through the device in its normal trajectory. The device may include a flap for adjusting the dimensions of the open, center space or for stopping the ball within the center space rather than allowing passage. The screen may be made of an impact absorbing and impressionable material such as vinyl coated nylon, which is temporarily marked when struck by a golf ball.

Abstract: A portable acoustical panel assembly is disclosed comprising a plurality of panels each including a soundproof member having rounded vertical edges for ease in rotating. Each vertical edge has at least a partial groove in its surface for receiving a flexible member for attaching the individual panels of the assembly. A supporting frame is provided, positioned about the perimeter of the soundproof member. A decorative fabric encases each panel which is provided with members for securing each panel at the top and bottom.

Abstract: A cover for a vehicle box, the cover having a plurality of transversely elongated rectangular panels successively interconnected in edge-to-edge relation for pivotal movement about axes extending parallel to and between their interconnected edges for folding the panels from a position covering the box starting at either of its longitudinal ends.

Abstract: A space divider panel having fabric sheets positioned to extend across the side surfaces of the panel, with the edges of the fabric sheets being held by channel-like retainers which extend longitudinally along the panel edges. The improved retainer relies upon a spring-type clip for permitting secure holding of the fabric edge, which clip simplifies insertion of the fabric edge into the retainer while effectively providing a secure one-way holding of the edge to prevent its withdrawal. The spring clip solely holds the fabric edge, and accomplishes this without requiring the use of a deformable bead or strip.

Abstract: An apparatus for supporting a wall panel or the like including a first member operable for connection to a lower portion of a wall panel and a second member for stably engaging a ground surface. The first and second members are adjustably interconnected at juxtaposed flat surface portions wherein one of the surfaces is fashioned with a vertical slot and the other of the surfaces is provided with an arcuate slot. A pair of threaded fasteners extend through the slots and serve to clamp the surfaces in a selected vertical and angular adjustment posture so as to permit stable support for a vertical wall panel resting upon an uneven ground surface.

Abstract: Modular elements for composing disassemblable walls, cabinets, writing tables and other pieces of furniture comprising:panels;box-like metal sections provided on three surfaces thereof with a groove defining a longitudinal slot of a width lower than that of the groove while from the remaining surface, anchoring means extend outwardly to connect each section to a panel;column devices having, at its ends, pieces to be received inside the central grooves of said sections and cooperating with means for locking said pieces in its engaged position, said column housing a hollow tubular pivot member, into which passes a threaded rod having a upper control head and which at its lower end rests on an adjustable ground engaging foot;cylindrical rods for the connection of wall panels, in coplanar relationship;expansion screws to be inserted into the front grooves of the sections for carrying hooks, and the like;hinge devices for the connection of adjacent wall panels at right angles and to allow said panels to be fold on

Abstract: A room divider including a plurality of partition panels hingedly interconnected with one end of the panel assembly being pivotally connected to a permanent wall or other vertical support. Each of the panels forming the room divider is provided with caster support means for engaging a floor surface and the end of the panel remote from connection with the permanent wall or support is provided with an access door pivotally connected to the panel.

Abstract: The adjacent sides of adjacent screen frames have juxtaposed grooves therein. A rubber band seated in the adjacent grooves and encircling the adjacent sides serves as a hinge connecting the frames. The frames have inverted tee-shaped feet which are frictionally engaged in tapered sockets at the bottom of the frames, yet may be withdrawn and rotated ninety degrees.

Abstract: A fastener for use in display stands and partitions is provided for securing a pair of elements one to the other. One element is provided with a slot and the fastener is secured to the remaining element.The fastener is generally hook-shaped and is provided with a cam surface which engages with the rear surface of the slotted element to effect engagement. In an alternative embodiment, the fastener has two projections which engage the adjacent surface of the slotted element to urge the two elements together through the opposing action of the hook member projections and the surfaces with which they abut.

Abstract: A panel assembly which comprises panels having astragals adapted to be attached to the segments of a segmented column and adapted to be rotated about the axis of the column to a position in which one panel forms an angle with another. One or more additional panels may be added to the column. The panels have load supporting means and the column does not.

Abstract: An adjustable display fixture includes a pair of perforated display panels arranged in overlapping relationship on support structure. The support structure telescopes to change the overlap of the pair of panels so that the effective overall panel height is adjustable. To allow the support structure to telescope and provide the overlap feature of the panels, the panels are offset in opposite directions on their respective supports so that the panels do not interfere with the telescoping action of the support structure.

Abstract: A room divider panel unit is disclosed having a load bearing rectangular frame and more flexible interlocking connections between units than present day room dividers. The load bearing rectangular frame has a horizontal top member, horizontal bottom member and two vertical side members, all members formed from a common cross section of hollow double channel press formed sheet steel rigidly joined together. Two vertical caps of semi-circular cross section are attached to the edges of the vertical side members, extending from top to bottom. Lock connecting means are located at the semi-circular center of the two vertical caps at the top and bottom, and the unit is supported by a pair of legs.

Abstract: An assembly for forming a partition or screen, especially for display purposes, comprises a plurality of panels and connectors, with the edges of the panels carrying a looped attachment material and with the connectors formed of channel-section material with hooked attachment material within their bases, whereby two or more panels can be readily secured together by two or more connectors and as readily disconnected, the looped attachment material preferably also extending over both faces of the panels so that articles to be displayed and carrying hooked attachment material can be detachably secured to the panels, and likewise shelves with brackets with abutments to embrace the edges of panels can be secured in place by hooked attachment material on the abutments.

Abstract: A free-standing, prefabricated, knock down, readily assembled and disassembled, relocatable vertical wall or space divider. Such wall dividers are useful for partitioning buildings and/or office complexes. The wall is made up of a plurality of individualized and decorative flush panel units which are interchangeable and which are adapted to be readily inserted within quadrilateral openings delineated by a novel wall frame and locked into place by hidden spline members that are mounted in the wall frame for translatory movement. The wall frame is fabricated in a novel assemblage of unique components which can present either a metallic or wooden exterior finish surface. The configuration of the wall frame components provides for lateral walls to extend outwardly not only at modular locations but also from any other desired location by use of novel adapters. The panels may be removed, redecorated and replaced as needed. Shelving or other appurtenances are attachable to the hidden spline members.

Abstract: A modular welding screen apparatus for shielding welding work locations. The apparatus is fabricated from a series of easy-to-handle panel sections which incorporate independent welding curtains within their framework respectively. The sections which are constructed of square tubular material, pivot relative to one another through a series of rotatable connections which further permits the separate panel section to be arranged to more effectively seal off the welding work location. Interchangeable parts lend to the invention the ability of constructing an individual apparatus as desired, together with the ability of rotating the securely restrained foot supports relative to the welding shield, as necessary.

Abstract: A fireplace heat loss shield having a fabric cover of woven fire resistant material that is emplaceable over the fireplace opening to inhibit loss of heated room air. The cover has pockets sewn along all four edges thereof, into which a rigid, rectangular frame is emplaced. The frame maintains the rectangular shape of the cover, and supports the cover in an upright position over the fireplace opening by horizontally extending legs which are rigidly attached to the supporting portion of the frame, and which extend horizontally outward from openings at the bottom corners of the cover. Draft up the chimney of the fireplace maintains the cover firmly against the edges of the fireplace opening, and air vent openings may be provided in the cover to allow some ventilation of smoldering material in the fireplace area and to relieve the inward suction on the fireplace cover.

Abstract: The disclosure relates to a partition having vertical and horizontal frame members connected at a corner, each frame member having a web and side flanges each having a part extending inwardly to form with the web of panel receiving channel and a part extending outwardly to form a cap-receiving structure. Each frame member is provided with a pair of mounting flanges extending outwardly from the web, spaced from each other, and from the side flanges. The sides of each of the mounting flanges facing each other are provided with at least one groove. The frame members are mitered at the corners and abutted together so that their grooves meet at the corner. An angle member extends between the mounting flanges, fitting within grooves of the vertical and horizontal members of the corner and being connected to their webs to form a joint. A leg mounting bracket is provided extending between the mounting flanges and fitting within their grooves at the bottom of the vertical frame member and connected to each web.

Abstract: A vegetation clipping catcher for receiving clippings is herein disclosed. Which vegetation clipping catcher includes a support rail and a plurality of rings slideably mounted on the support rail. A rib is respectively connected to each of the slideable rings of the plurality. An apron is connected to the ribs. The apron has a central aperture formed therein. The central aperture is adapted for receipt of a stem of a shrub which is to be trimmed. A portion of the apron is formed into a flap immediately adjacent the central aperture. The flap is releasably connected to a closure portion of the apron.

Abstract: A wall support mechanism for vertically supporting a wall member such as an acoustical screen, room partition, or the like, on a non-horizontal floor substantially perpendicular to a reference horizontal plane or parallel to a vertical gravity plumb line. The support mechanism further adjusts the height of the wall member. The support mechanism comprises an elongated foot member and a conduit coupled to the wall member and having an inclined end per se or a tilted nut secured to the conduit end with the lower surfaces of the conduit end or nut lying in a plane inclined to the axis of the conduit. The inclined end of the conduit or nut rests on the center portion of the foot member and vertically orients the conduit and wall member relative to the reference plane upon manual rotatable movement of the conduit and nut relative to the foot member. The conduit is releasably secured to the foot member by a lock-nut and bolt arrangement.

Abstract: A lightweight sound absorbing panel is disclosed. The panel comprises front and rear faces mounted to a supporting frame and having a core therebetween. The core is at least partially free airspace throughout a substantial portion of the area of the panel whereby weight reduction and increased sound absorption are obtained.

Abstract: Improvements in area space divider assemblies and components therefore. One component is the bridge means used in connecting two or more wall panels together to provide the divider assembly. The bridge means have projecting longitudinal edges equal in number to the number of panels to be joined together. Receiving means are provided at each end of each projecting edge. The receiving means extend longitudinally inwardly of the bridge means from each end and receive vertically extending connecting means on the panels. The bridge means can comprise a single bridge member for joining two, three or four wall panels together; or a bridge assembly consisting of two, three or four bridge members, joined by links, for connecting two, three or four panels. The invention also relates to novel wall panels and space divider assemblies.

Abstract: Assembly building wherein mounting elements are used, each of said elements having a peripheral recess at the top and a depending hollow skirt portion at the bottom, said hollow skirt portion being defined by an inner shoulder and said recess being defined by an outer top flange on which the inner shoulder of an adjacent mounting element is to be supported so that between two adjacent mounting elements a peripheral gap is formed, through which gap one or more flanged building elements are to be mounted with their flange in said recess. In a preferred embodiment the respective inner shoulder and outer top flange of two adjacent mounting elements are provided with interengaging bayonet joint portions.

Abstract: An improved space dividing panel and a space dividing assembly incorporating such panels. The panel has means along its bottom edge for use in supporting the panel and separate means on at least one end edge at the top and bottom for use in connecting the panel to another panel. Panels are connected together, at any angle, by simple post units to form space dividing assemblies. The post units comprise a simple tubular member having an adjustable top cap. The connecting means comprise brackets at the top and bottom edges which extend past the end of the panel and are insertable into the interior of the tubular posts. The top of each tubular post is adapted to receive a threaded cap member.

Abstract: Each of two like opposed folding panels doors has a plurality of vertically elongated panels. These panels have hingedly secured to each other in side-to-side relationship. The doors slide between an elongated upper track and a like elongated lower track, with one panel in each door being fixed at each end to a corresponding track, to keep the tracks properly aligned. A semi-circular hanger plate is pivotally secured to the upper track to be rotatable in a horizontal plane about the midpoint of the straight portion of the plate's periphery. Two vertical, telescopic, spring loaded poles attached to the upper track cooperate with two base blocks attached to the lower plate to hold the device in a vertical plane between floor and ceiling.

Abstract: A partition system for use in defining selected areas within a larger space includes a plurality of upstanding support posts arranged in spaced relation and each having mounting structure thereon adapted to receive and retain thereon spaced locking portions of respective end edge members mounted on respective wall panels. The mounting structure has a plurality of longitudinally extending and circumferentially spaced ribs each adapted for cooperative locking engagement with a respective one of the locking portions of a respective one of the end edge members.

Abstract: A modular screen partition system includes a mounting post containing inserts which permit the joining of any desired number of partitions to the post while permitting complete angular orientation capability in a light- and sound-proof assembly. The inserts, located within the top and bottom interior of the mounting post are retained by means of a plug preventing lateral movement and a post to which a cover cap is secured. A bolt associated with each insert is engaged by a mounting track provided at each side edge of the screen partition.

Abstract: A portable display system having a plurality of hollow panel assemblies with each comprising two parallel and facing wall boards secured within a border strip device. Eight panel assemblies are hinged together to fold and unfold between a folded position in which all eight panel assemblies are in parallel stacked relation and an unfolded position in which the panels are opened in a continuous wall configuration.