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A self defense weapon formed as a memo pad and which is easily held by a person's fingers, therefore making it possible to provide protection from a mugger and also to quickly and easily write a record or a message without failure of missing or forgetting significant information under a stressful situation.
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| Number | Title | Issue Date |
| 7441984 | Concrete slab dowel system and method for making and using same A plurality of sleeve members for receiving and maintaining a dowel bar therewithin can be provided so that the dowel bar does not transmit substantial shear stresses to the concrete during the contraction and expansion of the concrete. The sleeve members can compri... | 10/28/2008 |
| 7201535 | Concrete slab dowel system and method for making and using same A sleeve assembly system, a concrete dowel slab joint system, a method for maintaining adjacent sections of concrete in alignment during contraction and expansion of the concrete and for transferring shear stresses and bending moments across a joint formed between a... | 04/10/2007 |
| 7146689 | Expansion ring assembly An expansion ring assembly for sealing a gasket with respect to an annular wall of a rigid structure. The expansion ring assembly includes a drive mechanism for engaging and driving apart the opposing ends of an expansion ring to thereby radially expand the ring. Th... | 12/12/2006 |
| 6973864 | Protective structure and protective system A protective structure for protecting buildings, bridges, roads and other areas from explosive devices such as car bombs and the like comprises: (a) a mesh structure having an outer surface and an inner surface, wherein the inner surface defines an annular space; (b... | 12/13/2005 |
| 6928683 | Extendable support structures Various types of extendable support structures provide a lateral dimension that is defined by at least one lazy tong, and the longitudinal dimension is variable by extension and retraction of the at least one lazy tong. The extendable structure may include a plurali... | 08/16/2005 |
| 6739797 | Interlocking erosion control block with integral mold A block (11) formed with a mold (10) integral thereto. The mold (10) is constructed as a mold top half (12) and a mold bottom half (14) and filled in situ with cement (16). The mold halves (12,14) are constructed with... | 05/25/2004 |
| 6692184 | Retrofit dowel for maintaining concrete structures in alignment An apparatus and method of providing a retrofit dowel to maintain adjacent concrete structures in alignment. The dowel is received in a longitudinal groove cut across the structures, and supported in spaced relationship to the bottom of the groove by feet... | 02/17/2004 |
| 6663315 | Method and forming, installing and a system for attaching a pre-fabricated pavement slab to a subbase and the pre-fabricated pavement slab so formed A pre-fabricated pavement slab having a binder distribution system and an interconnection system formed for attachment of the bottom surface of the slab, wherein both the binder distribution system and the interconnection system are accessible from the to... | 12/16/2003 |
| 6389774 | Pipe dowel for concrete slab construction Methods, apparatuses and systems directed to joint restraining systems for concrete constructions. In one embodiment, the present invention is a novel method for creating joint restraints that employs a pipe dowel. As more fully described below, the prese... | 05/21/2002 |
| 6145262 | Dowel bar sleeve system and method A rectangular dowel bar sleeve is disclosed for receiving dowel bars and tie-bars that allows opening and closing of joints between adjacent cast-in-place slabs and pavements while allowing differential lateral movement of adjacent cast-in-place slabs in ... | 11/14/2000 |
| 6022169 | Expansion joint apparatus Expansion joint apparatus which can be installed at junctions between upper structures of a road and a bridge. In a state of applying the apparatus to a bridge, each wheel in a same shaft of a vehicle passes the apparatus at different time spots, that is,... | 02/08/2000 |
| 5797231 | Concrete slab dowel system and method for making same A concrete dowel slab joint system is provided for maintaining adjacent sections of concrete in alignment during contraction and expansion of the concrete, and for transferring shear stresses and bending moments across a joint formed between adjacent conc... | 08/25/1998 |
| 5713174 | Concrete slab dowel system and method for making same A concrete dowel slab joint system for maintaining adjacent sections of concrete in alignment during contraction and expansion of the concrete, and for transferring shear stresses and bending moments across a joint formed between adjacent concrete slabs. ... | 02/03/1998 |
| 5470174 | Expansion joint assembly having load transfer capacity A prefabricated roadway expansion joint/load transfer assembly (10) is provided which accommodates normal expansion and contraction between adjacent slabs (90a, 90b) while transferring vertical shear loads and minimizing stress cracking of the surrounding... | 11/28/1995 |
| 5366319 | Expansion joint assembly having load transfer capacity A prefabricated roadway expansion joint/load transfer assembly (10) is provided which accommodates normal expansion and contraction between adjacent slabs (90a, 90b) while transferring vertical shear loads and minimizing stress cracking of the surrounding... | 11/22/1994 |
| 5184442 | Expansion joint for use with direct glue-down carpet An expansion joint for joining first and second adjacent segments of direct glue down carpet mounted on respective underlying adjacent first and second floor segments. A first subchannel is mounted in the first floor segment along a joint line of the adja... | 02/09/1993 |
| 5058350 | Expansion joint apparatus Disclosed is an expansion joint apparatus comprising cover plates disposed on two bodies installed across a gap, in a manner openable by hinges, wherein each cover plate is inclined inward of the gap. The sectional shape of the two cover plates in a combi... | 10/22/1991 |
| 4833851 | Expansion joints An expansion joint comprises a pair of support bases having a rail type shape lack of which is continuous in the longitudinal direction and is fixed to each edge of both members of a building defining an expansion joint gap, a plurality of connecting memb... | 05/30/1989 |
| 4566143 | Bridging system for expansion gaps The present invention provides a bridging system which serves to bridge expansion gaps, used in the roadbeds of major structures such as bridges or viaducts. The supporting portion of the system comprises bearers, the upper sides of which are level with t... | 01/28/1986 |
| 4557082 | Wide extension expansion joint assembly Apparatus for covering relatively wider building structure expansion voids which includes a cover panel, base member extrusions for opposite side support and a lazy tong centering assembly for both supportive attachment to the cover panel and maintaining ... | 12/10/1985 |
