Actor Zeppo Marx patented a "Cardiac Pulse Rate Monitor" in 1969.
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| Number | Title | Issue Date |
| 7393017 | Pocket-sized travel book An improved pocket-sized book capable of one-handed manipulation. The book has informational pages among which a user may navigate by using only the hand holding the book. The book has finger slots for receiving the fingers of a user and a thumb restraint for securi... | 07/01/2008 |
| 7338230 | Plate concrete dowel system A disc dowel system is interposed between adjacent first and second concrete pours defining a pour joint therebetween. The disc dowel system comprises a positioner bracket, a pocket former and an orthogonally shaped dowel plate. The positioner bracket has a vertical... | 03/04/2008 |
| 6931807 | Bridging device for joint gaps A bridging device for joint gaps (1) between building parts (2, 3) including bridge parts, with an expansion joint construction (4) bridging a joint gap (1). The expansion joint construction (4) permits position changes of the buil... | 08/23/2005 |
| 6460214 | Vibration resistive instant responding roadway or bridge expansion joint and construction method of the same A vibration resistant expansion joint is provided. The expansion joint includes a sustaining pedestal (1) which is formed from two L-shaped members (111 and 112). A plurality of shim assemblies (12), each containing a bifurcated tooth-like shim (121), are... | 10/08/2002 |
| 5600860 | Dilation joint for bridges and viaducts A dilation joint adjustably interconnecting the structural edges of a bridge opening. The dilation joint includes two continuity metallic plates in a transit plane, connected to the structural edges of the opening and to lower structural elements in such ... | 02/11/1997 |
| 5384996 | Architectural joint system with arched cover plate An architectural joint system is disclosed, which incorporates a slidably supported arched cover plate to span the open space between two relatively movable structural units. The edge margins of the arched cover plate are slidably received in housings, mo... | 01/31/1995 |
| 5171100 | Preformed expansion joint system An expansion joint (14) includes a preformed resilient center section (16), which is preferably formed of epoxy modified urethane, having reinforcing members (18) bonded along opposite edges thereof in order to provide a better bond width the adhesive bed... | 12/15/1992 |
| 5092094 | Hingeable expansion joint for covered panels An expansion joint for covered floor panels such as concrete slabs, as well as wall and ceiling panels, has a thickness equal to a covering material on the panels and is surface mounted. An expansion joint member having hingeable lateral sections bridges ... | 03/03/1992 |
| 5082394 | Expansion joint seals and methods and apparatus for making and installing the same An expansion joint seal for sealing the gap between adjacent deck members of a bridge, for example, includes a strip of elastomeric material having an expansion portion and side marginal portions. According to one aspect of the invention, the expansion po... | 01/21/1992 |
| 5051024 | Sliding closures for roadway expansion joints A sliding closure for a roadway expansion joint crossing has on the first part of the roadway (1) a sliding face (5) with a curved segment (7) and an adjoining level segment (8) running parallel to the driving surface (4). Resting flatly on this sliding f... | 09/24/1991 |
| 4885885 | Joint bridging device A joint bridging arrangement comprises a bridging unit having a central portion, side parts, and anchoring units adjoining the longitudinal sides of the side parts. The side parts are pivotably connected to the central portion for movement about a pivot a... | 12/12/1989 |
| 4709435 | Bridge deck system A system for attaching a bridge deck panel to a bridge structure which allows the panel to expand in lengthwise and sidewise directions independent of a bridge deck support structure. Brackets attached to members of a bridge deck support structure have un... | 12/01/1987 |
| 4616954 | Continuous pavement process for a bridge surface expansion joint An improved continuous pavement process for a bridge surface comprises the steps of arraying a plurality of bridging metals in a hollow space provided between adjacent floor slabs of a bridge. Each of the plurality of bridging metals comprises a generally... | 10/14/1986 |
| 4339214 | Composite expansion joint A composite expansion joint assembly having a pair of edge members, a plurality of elongated resiliently yieldable sealing elements, rigid structural members interposed between adjacent sealing elements and laterally spaced support bars for the structural... | 07/13/1982 |