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Class 52/689 - Single seat


Subclass of Class 52 - Static structures (e.g., buildings)
Definition: Structure comprising a single seat for engaging a primary
No. of patents: 49
Last issue date: 05/18/2010


  2  
NumberTitleIssue Date
4656794Device for providing double coverings or claddings, support pieces, supports and pliers for putting into effect said device
Apparatus for providing double coverings or claddings has a stiff support piece shaped to fit in a bottom portion of a corrugation of a pre-existing roof covering. The support piece attaches to subjacent purlins through the pre-existing covering. The supp...
04/14/1987
4655023Spacer for construction use
A spacer device for use in supporting bar-like members in construction applications, the device including a body having a plate portion with a support post portion having a saddle configured on the upper edge thereof, with a plurality of legs affixed to t...
04/07/1987
4644727Strand chair for supporting prestressing cable and cross-mesh in elongated precast concrete plank
The chairs include a lower chair portion for supporting multiple prestressing cables at the bottom of a plank and a narrow upper chair portion for supporting an upper prestressing cable located in the web between the hollow cores of the prestressed plank....
02/24/1987
4498270Support for positioning reinforcing rods or mesh in concrete or the like
A support is provided for reinforcing rods or mesh. The support includes a plate of substantially planar construction. A cruciform structure is provided beneath and supporting the plate. The cruciform structure includes a plurality of legs and tips depend...
02/12/1985
4483119Bar support for use with reinforced concrete
A support for use with an associated reinforcing rod, which is intended for reinforcement of concrete, which includes first and second generally planar members. The first member has a body portion, a first elongated leg and a second elongated leg. The fir...
11/20/1984
4080770High chair spacer
A high chair spacer, for use in concrete construction and casting, for locating reinforcing rods and other elongated bodies to be placed in the concrete, such as cables, pipes or ducting, and a method for making such a spacer, which consists of a plastic ...
03/28/1978
4060954Bar chair for reinforcing rods
A chair for supporting reinforcing bars having means for stacking one chair upon another to provide various sizes of chairs and for supporting a single layer of reinforcing bars or multiple layers of reinforcing bars, and having novel means for mounting t...
12/06/1977
4033534Positioning device for tubes to be embedded in surrounding cast material
A device for positioning and firmly supporting a length of tubing or pipe parallel to but spaced from a foundation, wall or other surface is provided by a hollow cylindrical body (preferably of plastic) the top end of which is arcuately shaped to provided...
07/05/1977
4000591Holder adapted for supporting an anchor insert to be embedded in a concrete slab
A holder adapted for supporting an anchor insert to be embedded in a concrete slab, such insert including a shank having an enlarged disc-like foot on one end thereof, the holder comprising an enclosure, a plurality of legs extending from the enclosure, a...
01/04/1977
  2  
 
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