Class 249/51 - Post in situ

Subclass of Class 249 - Static molds
Definition: Apparatus for forming in situ an elongated rigid construction
No. of patents: 31
Last issue date: 11/06/2007

Number	Title	Issue Date
6997427	Form for casting concrete block column A form for casting concrete columns which simulate a stack of stone blocks. The form includes first and second side sections, each including two side panels. The side sections are releasably connected together to form a rectangular frame which has closed and open po...	02/14/2006
6899535	Apparatus for forming concrete foundations The present invention provides an apparatus for forming concrete structures, such as railroad crossing signal foundations. The apparatus includes a generally hollow form, which is made from a strong and durable material, such as metal (e.g., steel) or composite mate...	05/31/2005
6840491	Footing form A prefabricated concrete form for the pouring of a footing for a structural pillar is disclosed. The form is preferably constructed from a thermoplastic such as a high density polyethylene or ABS and is molded as a single disposable unit. The form is bell-shaped and...	01/11/2005
6543742	Footing form A form for molding a footing at an end of another form for molding a pillar. The footing form includes a rigid hollow base having a bottom, an open top and a side wall extending upwardly from the bottom to the open top, and wherein the bottom is larger th...	04/08/2003
6467749	Concrete column forming tube having a tear strip therein A concrete column forming tube is provided for receiving poured concrete therein to produce a concrete column and which eliminates spiral seam lines and other undesirable characteristics on the outside surface of the formed concrete column and provides a ...	10/22/2002
6318700	Anti-frost concrete mould An anti-frost concrete mold having an upper frustoconical portion, a transitional shoulder portion and a lower drum portion. The top portion of the mold is adjustable in height. The mold is fabricated simply by molding it over a die. The mold is fabricate...	11/20/2001
6260816	Discardable formwork for columns A formwork is structured from a tubular body or core made of a plurality of parts, attached to each other by an adhesive through their connecting edges. The tubular core is internally coated with a sheet made of plastic, or rigid plates made of wood plast...	07/17/2001
6220564	Concrete column forming tube A concrete column forming tube stored and displayed for sale in the flat, and under the urging of a pivotal traverse of an internal ring is projected into the much larger three dimensional shape necessary for forming the concrete column, this reshaping oc...	04/24/2001
5961253	Pile head dresser, pile head dressing method, and, placement of cast-in-place concrete piles A pile head dresser, for cast-in-place concrete piles, has an inner cylinder (2) adapated to permit a tremie pipe (16) to move in and out. The inner cylinder is surrounded by an outer cylinder (3). A top plate (1) and a bottom plate (6) interconnect the i...	10/05/1999
5946881	Form for casting a concrete fence post in situ and process for its use A form for casting a concrete fence post in place and the process of using the form. The form has elongated first and second halves, each having outwardly extending flanges which are attached together to form a cavity in the shape of a finished fence post...	09/07/1999
5874016	Concrete column forming tube having a smooth inside coated surface A concrete column forming tube and method of making same for receiving poured concrete column therein to produce a concrete column is characterized by a smooth inside coated surface in the forming tube to eliminate spiral seam lines and other undesirable ...	02/23/1999
5851564	Apparatus for forming a hollow structural profile An apparatus for making a lightweight, thin wall, seamless, hollow structural profile using a simple mold. The apparatus includes a base for supporting a mandril and a two piece outer form which bolts together assembled. A mixture is poured or injected in...	12/22/1998
5800727	Base mold for concrete post A mold for forming a base for a concrete post, the mold having a side wall and a top wall characterized in that the top wall has a plurality of radially extending main slits extending from a central point to thereby form a plurality of flaps, the top port...	09/01/1998
5593623	Casting mould A casting mould for keeping the cast compound together and supporting it on casting elongated objects, standing on an underlayer and extending vertically comprises a flexible elongated envelope (3) being substantially inelastic and having an opening (7) a...	01/14/1997
5580480	Form for making fence posts in situ A form for making a concrete fence post supported by the ground is disclosed. The form has two elongated halves which are hinged together and clamped along one edge. The form is supported over a post hole and concrete is poured into the form. Reinforcing ...	12/03/1996
5551662	Stone post guide system A jig having top and bottom collar with the top collar being either smaller than the bottom collar or the same size. The collars are joined by four stakes welded to the bottom collar which are used to level the jig. A third collar, called a centering coll...	09/03/1996
5169585	Method and device for fabricating posts made of concrete or the like with polygonal cross section A method and device for fabricating posts made of concrete having a polygonal cross-section includes the steps of providing and opening an integral liner, applying backing panels to the liner, holding the panels together with a hooping means, and pouring ...	12/08/1992
4957270	Concrete column forming tube A concrete column forming tube is provided for receiving poured concrete therein to produce a concrete column and which is characterized by producing surface characteristics on the concrete column including a matte finish without seam lines of the forming...	09/18/1990
4887789	Form for molding columns The present invention relates to a form for molding building components, such as columns, having a desired size, shape, and surface features from solidifying building materials such as concrete. The form is sculpted from a plastic material such as polysty...	12/19/1989
4854542	Concrete column form A concrete column form structured to receive concrete therein for hardening into a building column having a curvilinear exterior surface. The form includes at least two form portions having a flat, thin generally rectangular sheet of resilient material an...	08/08/1989
4790509	Tubular concrete form collar A collar (10) for supporting a tubular concrete form (12) for cylindrical bridge supports or the like. The collar (10) includes cooperating sections (14) and (16) dimensioned for receiving the circumference of a tubular concrete form (12). The sections ca...	12/13/1988
4767095	Concrete column form A lightweight, concrete form having an inner elongate cylindrical member with an internal opening having a cross section to provide the desired shape for a concrete column and a layer of thin stretch film stretched about the inner member to place the inne...	08/30/1988
4749165	Supporting device for multi-floor column forms A pair of semi-circular collar plates readily assembled and disassembled around a column form. The collar plates have an upright flange along an inner edge that is juxtaposed to the column form and a pair of outwardly projecting locking fixtures held toge...	06/07/1988
4673157	Footing form A one-time-use form for concrete footings comprises a hollow plastic molding with a step-tapered upper portion, sections of which are removable to receive different sizes or shapes of one-time-use pier forms. Use of the two forms in concert permits substa...	06/16/1987
4671413	Pre-measured dry mix cement enclosed by water soluble material with water reservoir A pre-measured amount of dry mix cement that is enclosed in water soluble material and shaped with a water reservoir is placed in a ground hole sized to the form it is receiving. It is in conical or cylindrical form with a center square or round hole rece...	06/09/1987
4624439	Apparatus for manufacturing concrete posts A base is provided including first, second and third adjoining marginal portions and a first stationary upstanding wall is fixedly secured to and projects upwardly from one of the marginal portions. Second and third upstanding walls are provided and pivot...	11/25/1986
4595168	Plastic lined paper form for casting concrete columns The present invention relates to a disposable concrete forming apparatus. The apparatus includes an elongate, tubular and rigid form having at least one inner wall surface defining an enclosure in which concrete can be poured and allowed to harden. The ap...	06/17/1986
4441685	Column form Inner and outer upstanding peripheral frames are provided and include corresponding inner and outer sides spaced relative to each other. Upper and lower parallelogram links are pivotally connected at opposite ends to each pair of corresponding inner and o...	04/10/1984
4240605	Jig assembly for preparing dental impressions for casting Improved apparatus for positioning and suspending paraphernalia in a dental negative mould comprising a pair of pins insertable into the mould along the buccolingual midline of the tooth to be made detachable from the remainder of the dental cast or model...	12/23/1980
4047356	Post footing form holder and stabilizer system There is disclosed a post footing form holder and stabilizer system which includes a collar formed by a peripheral side wall and being open at the top and bottom ends thereof, a flange positioned along the bottom edge and extending inwardly for a short di...	09/13/1977

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Class 249/51 - Post in situ