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| Number | Title | Issue Date |
| 4329080 | Joint former A joint former for hardenable material such as concrete comprises two essentially identical web members which are releasably attached to each other by a two-part friction coupling to form an assembly which is generally a T-shaped assembly. Each web is con... | 05/11/1982 |
| 4324504 | Method of sealing bridge deck joints A method of sealing bridge deck joints on a highway in which the deck members have the road surfacing material removed therefrom and a flexible composition of chips of aggregate in a rubberized binder, such as bitumen, pitch, pitch-tar or tar is inserted ... | 04/13/1982 |
| 4305680 | Roadway joint and seal and method of fabricating same A roadway expansion joint and seal is provided which comprises a pair of parallel metal side rails having a flexible membrane secured therebetween. The membrane includes enlarged opposite side edge portions which are mounted within respective C-shaped soc... | 12/15/1981 |
| 4279533 | Roadway expansion joint A roadway sealed expansion joint between roadway sections spaced by an expansion slot, the roadway sections having recesses adjacent and extending longitudinally of the slot. A metal plate bridges the slot and is secured to the bottom of the recess in one... | 07/21/1981 |
| 4260279 | End seal for expansion joint sealing assembly An improved sealing assembly for sealing the expansion gap between adjacent sections of a structure has elongated elastomeric pads laid end to end along the length of the gap with a groove in at least one of the end surfaces of each pad for containing a f... | 04/07/1981 |
| 4253816 | Powered joint forming device for concrete or the like A powered jointer having a scoring undersurface for forming a stress joint in a wet concrete slab, followed by a reciprocating tamper foot which forms a stress joint while moving rock out of the joint and a smoothing tip following the formation of the str... | 03/03/1981 |
| 4194282 | Method and apparatus for filling seams between adjacent fiber blanket insulation modules Gaps or seams between adjacent modular refractory fiber blanket insulation modules are filled by inserting therein strips of refractory fiber blanket. The strips are bent into a U-shape over a blade or plate and then inserted between two spreader members,... | 03/25/1980 |
| 4191489 | Method for improving load transfers between concrete slabs in zones at which joints are provided, and means for performing same In order to improve load tranfers between concrete slabs in zones at which joints are provided between said slabs, an elongated connection member, formed in one piece is fitted in the joint over at least part of the height of the slabs, which connection m... | 03/04/1980 |
| 4181449 | Paving joints Method and equipment employed on a conventional paver makes a tapered joint between adjacent paved sections. Joint has two wedge shaped, highly compacted, overlying layers.... | 01/01/1980 |
| 4171849 | Apparatus for cleaning pavement expansion joints An apparatus for removing sealants from expansion joints in pavement slabs preparatory to replacement of the sealant is adapted for demountable attachment to the rear of a motorized vehicle. The apparatus includes a frame which is pivotably movable about ... | 10/23/1979 |
| 4127352 | Placement and support system for strips in concrete A system of placing and supporting elongated control joint strips, headers and the like preparatory to the pouring of a concrete slab, using elongated strips having V-shaped longitudinal bends, and spaced socket members defining non-circular sockets, in c... | 11/28/1978 |
| 4125580 | Process for the manufacture of pretensioned carriageway slabs A method of forming a carriageway slab comprising two or more sections with expansion joints between the sections and stressed longitudinal tensioning members extending all the way through the sections is provided. In such structures, the space between se... | 11/14/1978 |
| 4084912 | Method and assembly for sealing gaps between adjacent roadway slabs A method and gap sealing assembly for sealing adjacent roadway slabs at the gap. Gap sealing members bridging the gap are positioned in end-to-end array. A resistance heater is positioned adjacent elastomeric end surfaces of the members and a rubber-like ... | 04/18/1978 |
| 4080088 | Joint edge body for expansion joints in roads The disclosure relates to a joint-edge element for expansion joints in roadways wherein the anchoring parts, that extend in the longitudinal direction of the joint, just as the remaining parts of the joint-edge profiled element, are joined in one piece to... | 03/21/1978 |
| 4069182 | Elastomeric pavement repair composition An elastomeric pavement repair composition for pavement failure and a method of preparation thereof comprising of paving grade asphalt and rubber. The asphalt is heated to an elevated temperature and the rubber is combined therewith. The resulting composi... | 01/17/1978 |
| 4041665 | Injection sealable waterstop and method of installing same A waterstop of elastic deformable rubbery material used in concrete structures with a substantially flat middle portion and enlarged side wing anchor sections with elastic or metal anchor strips and sponge material attached to the outer edge of the strips... | 08/16/1977 |
| 4033702 | Assemblies for sealing roadway curb gaps and method of sealing same An assembly for sealing the intersection of curb and gutter portions of adjacent roadway slabs, including side pads joined by an upstanding joint membrane and a sealing flap extending away from them. The sealing flap is more flexible than the joint membra... | 07/05/1977 |
