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An extension member is attachable to a trailer hitch and extends away from the vehicle and is connected to a seating frame supporting a toilet seat.
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| Number | Title | Issue Date |
| 4781644 | Assembly kit for toy or the like An assembly kit for use as a toy or the like including plurality of rod elements, each having a pair of half portions and fasteners for fixing together the half portions, the half portions having ends in the axial direction and first and second recessed p... | 11/01/1988 |
| 4766712 | Space framing system A framing system for interconnecting elongated frame members into structurally stable, free-standing frames, building frame modules, lattice-type framework and the like employing novel connectors and associated connector arms.... | 08/30/1988 |
| 4765114 | Expandable pallet for space station interface attachments A foldable expandable pallet (10) having a basic square configuration. Each pallet is comprised of a plurality of struts (11, 13) joined together by node point fittings (12) to make a rigid structure. Some of the struts have hinge fittings (15) and are sp... | 08/23/1988 |
| 4763459 | Collet lock joint for space station truss A lock joint for a space station truss has a plurality of struts (2-5) joined together in a predetermined configuration by node point fittings (1). The fittings have removable inserts (6) therein. The lock joint has an elongated housing (12) connected at ... | 08/16/1988 |
| 4676043 | Space frame A space frame, comprises a plurality of joint elements, each of the elements including a plurality of releasably connectable bodies, each of the bodies having a plurality of connecting members; and a plurality of connecting pieces which are releasably con... | 06/30/1987 |
| 4669909 | Spacial structure An apparatus for joining sections to a knuckle in a spatial structure and including a first hollow base piece having a substantially spherical shaped out shell provided with a first plurality of equidistantly positioned holes and an inwardly bent perimete... | 06/02/1987 |
| 4648223 | Concrete structure, block for making such structure and method of making such structure A concrete structure including a rigid three-dimensional lattice of concrete bars which are interconnected at nodes. The lattice is constituted by an assembly of prefabricated cast blocks, in which each block comprises a node and a plurality of arms (14) ... | 03/10/1987 |
| 4646504 | Fastening member for reticulated structure A straight elongate structural member, and a structure incorporating such members, capable of rigid mounting at its ends into a reticulated structure to form one of a plurality of structural members forming that structure, the member comprising a straight... | 03/03/1987 |
| 4624090 | Node element and framework bar for tridimensional frameworks A spherical node element body is composed of several parts (31, 32, 33) held together by a screw (3), these parts contacting each other in pairs along boundary surfaces (35, 36) lying in a plane containing the geometrical nodal point (6) and along boundar... | 11/25/1986 |
| 4608790 | Trussing, particularly three-dimensional trussing, made of elongated members and joint elements To avoid a flimsy arrangement of a roof or outside covering composed of individual plate elements on three-dimensional trussing, and also to produce a solid roof or outside covering, holding spaces are provided on the tops of elongated members of the thre... | 09/02/1986 |
| 4591286 | Spacial structure A special structure comprising equidistantly positioned knuckles, a set of sections, and means for joining either end of said sections to said knuckles, where each knuckle is made up from two hollow base pieces whose outside shape is approximately that of... | 05/27/1986 |
| 4484429 | Connector for a framework structure A connector having a main body and a first group of at least four projections which extend outwardly from the body in a common plane. A second group of at least four projections extend outwardly from the body at an angle of between 15° and 75° to the af... | 11/27/1984 |
| 4480418 | Modular system for space grid structures The ends of cylindrical girders are provided with spherical members mounted thereto. Sets of twelve, eight or four girders can be connected by a single joint, depending upon the configuration thereof. Each joint includes first and second parts which assem... | 11/06/1984 |
| 4438615 | Orba-hub A hub for use in a space frame assembly which can be joined to a like hub by a strut member by bolt means connecting the strut to the hub in a preset spacing and in which the bolt means includes spherical bearing surfaces for positioning and a column memb... | 03/27/1984 |
| 4353662 | Construction system for reticulated steel structures A hollow spherical connector for securing framework members of a network structure, the connector comprising a hollow spherical main part and a closing shell part which when secured to the main part gives the connector a spherical outer configuration.... | 10/12/1982 |
| 4183190 | Space frame construction system A tube and ball truss system for making a structural lattice which includes a plurality of hollow metal balls spaced in a three-dimensional array, each ball having a set of radial through-openings as well as an access opening on one side, adjacent ones of... | 01/15/1980 |
| 4161088 | Pipe-and-ball truss array An improved pipe-and-ball truss array for supporting a deck surface, such as a roof deck or a wall panel, thereon in a predetermined plane is provided in which the outer chord of the truss array comprises an outer hollow pipe element having a structural t... | 07/17/1979 |
| 4131380 | Shaft end coupling means Coupling means for use in erecting a framework structure, which includes a node having on its outer surface a plurality of primary faces disposed in a predetermined arrangement and secondary faces associated with the primary faces, each secondary face bei... | 12/26/1978 |
| 4129975 | Construction set having clip fasteners A construction set is comprised of a plurality of hollow 26 faceted joint elements with the facets being arranged in a selected orientation and having an opening, located in each facet, which is configured for receiving an elongate strut for interconnecti... | 12/19/1978 |
| 4065890 | Framework joint A framework comprising hollow rods connected at their ends by connecting members. The hollow rods and connecting members are secured by a novel bayonet connection.... | 01/03/1978 |
| 4027449 | System for constructing spatial structures A system for constructing spatial structures includes a nucleus into which a series of tubes lead, the tubes connecting adjacent nuclei. The nucleus is substantially spherical and hollow and is formed to two helmet-shaped pieces of different heights, havi... | 06/07/1977 |
| 3995962 | Building kit for the production of three-dimensional frameworks A building kit for the production of three-dimensional frameworks comprising ball-shaped joints having threaded joint bores and integral formed tube-shaped rods, the end regions of which are formed with a substantially reduced diameter relative to the thi... | 12/07/1976 |
| 3942291 | Artificial land structure framework An artificial land structure framework minimizing the destruction of nature such as hills and plants. The framework has a plurality of beam members connected with each other to form a number of laterally disposed rectangular three-dimensional spaces, and ... | 03/09/1976 |
