Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
U.S. Natural Resources, Inc. Patents
Assignee:
U.S. Natural Resources, Inc.
Address:
San Antonio, TX
No. of patents:
56
Patents:


1 2










Patent Number Title Of Patent Date Issued
D458229 Electronic control panel for a room air conditioner June 4, 2002
D373571 Control panel for a room air conditioner September 10, 1996
D372463 Control panel for a room air conditioner August 6, 1996
D370206 Electronic control panel for a room air conditioner May 28, 1996
D368306 Room air conditioner March 26, 1996
D326514 Electronic air cleaner May 26, 1992
7849894 Log rotation and verification system and method December 14, 2010
Embodiments of the present invention provide a log rotation verification system having an optimizer configured to determine an optimized cutting solution for the log and configured to identify an optimized rotational position, and a position indicator applicable to a log to indicate a
7571751 Optimized board edger and method of operation thereof August 11, 2009
In a first aspect of the invention, there is provided a new method for edging a wood board. This method comprises the steps of constructing from the scanned images of a wood board, a virtual entity of the wood board; determining from the scanned images an optimized cut line along the
7543615 Optimized board edger and method of operation thereof June 9, 2009
In a first aspect of the invention, there is provided a new method for edging a wood board. This method comprises the steps of constructing from the scanned images of a wood board, a virtual entity of the wood board; determining from the scanned images an optimized cut line along the
6612210 Shape sawing machine September 2, 2003
A shape sawing system for sawing lumber pieces from a curved cant. The cant is scanned by scanners and the scan data is input to a computer. The computer determines a curved path for the saw to follow in sawing the cant into lumber pieces. The saw is laterally and pivotally adjustable to
6431345 High speed board feeder August 13, 2002
A high speed board feeder for transferring boards from an infeed conveyor onto a secondary conveyor. The boards on the infeed conveyor are transported in an edge to edge configuration against a fixed stop. Hold down mechanism is provided to secure the boards in the desired orientatio
6178858 Shape sawing system January 30, 2001
This invention applies to a shape sawing system for sawing lumber pieces from a curved cant portion. A scanner scans the cant portion as it is conveyed on a conveyor system and inputs the scan data into a computer. The computer determines the curvature and position of the cant portion on
6176283 Adjustable support for conveyor January 23, 2001
An adjustable support for a conveyor for controlling the position of a product such as a log. Support structure is provided near each end of the conveyor. The structure includes mechanism to shift the conveyor side ways and also has mechanism to elevate and lower the conveyor. Each struc
6102666 Sealed electrical connector assembly August 15, 2000
A compressor apparatus includes a compressor housing having a mating surface with at least one electrical terminal associated therewith. An electrical connector assembly includes a hermetically sealed body having an axial face configured to lie adjacent to the mating surface of the c
6065296 Single package vertical air conditioning system May 23, 2000
This disclosure features a single package vertical air conditioner (both evaporator and condenser) in an easily installed cabinet. The cabinet includes a chassis above a dual level drain pan having a sump. The pan sits on a set of rubber feet to enable mounting. Side openings align with
6048164 Sticker placement apparatus April 11, 2000
A sticker placement apparatus of a lumber stacking machine for placing stickers in the pans of stacking forks without the need of stopping movement of the forks. A transfer mechanism elevates a sticker off a sticker conveyor as the forks are moving a tier of lumber pieces outwardly o
6007295 Stick placement apparatus December 28, 1999
A stick placement apparatus for a stacking machine that transfers sticks from a stick conveyor to a stacking mechanism. Transfer units are mounted to a movable carriage that is mounted strategic to the stick conveyor. The transfer unit has telescoping tubes to facilitate ease of installa
5775003 Portable sensor for dry kiln sampling July 7, 1998
A dry kiln for wood products that has sample tunnels mounted strategic to each of the charges (stacks) of wood products that are to be dried. A board sample is mounted in the tunnel that is representative of the charges to be dried. A sensing device mounted in the tunnel and supporting
5765617 Infeed system for lumber June 16, 1998
An infeed system that orients a log for a processing unit. A flight conveyor, a log turner and a sharp chain are in an overlapping arraignment. The flight conveyor conveys a log past a scanner which inputs scan data into a computer which determines the profile and orientation on the
5732565 Modular room air conditioner March 31, 1998
An air conditioning unit comprising a refrigeration assembly, an air handling assembly, and a control assembly. The refrigeration assembly includes a generally rectangular base pan having upturned edges and a floor having a raised section, the base pan having a condenser, an evaporat
5703960 Lumber defect scanning including multi-dimensional pattern recognition December 30, 1997
Grain defect scanning takes into account a broad set of data representing both wood grain structure and wood grain image to provide a multi-dimensional scan vector for an inspection point with wide variation therein relative to defect types. A library of similarly structured multi-di
5685410 Infeed conveyor system November 11, 1997
A conveyor system incorporating conveyors operating in conjunction for conveying, arranging, positioning and placing boards for feeding boards in an end to end arrangement to a processing station. The system includes a descrambler for feeding boards sequentially in a crosswise orientatio
5676238 Hold down rollers for a log conveyor October 14, 1997
A lumber piece conveyor including a conveyor chain having retaining lugs and overhead rollers for pressing the lumber pieces on to the retaining lugs. The overhead rollers independently descend and retract as the logs approach the rollers in sequence. The retracted position of each rolle
5649580 Assembly for infeed table July 22, 1997
A mechanism for elevating and/or shifting a log infeed table to position a log received on the infeed table for a subsequent operation. The mechanism has sets of opposed paired crank arms pivotally mounted on supports. The infeed table is mounted on supporting shafts extending between th
5644392 Scanning system for lumber July 1, 1997
A scanning system for wood products to detect grain defects and product geometry simultaneously. Multiple scanner sets cast parallel beams of light at an angle of incidence in a plane that is normal to the surface of the wood product. Scanner sets are provided to scan both the top and
5637068 Method and apparatus for changing a saw assembly June 10, 1997
A saw changer for changing a saw assembly mounted on an arbor of a saw machine. A carrier is positioned for powered sliding movement axially along the saw assembly from a position under the arbor to a position free of the arbor. The carrier includes holders that are raised into position
5634346 Apparatus and method for controlling a room air conditioner June 3, 1997
An electronic controller for a room air conditioner includes a memory for storing operational parameters, a thermistor for measuring ambient temperature, and a microprocessor capable of calculating the difference between the ambient temperature and the temperature set point, and capable
5623977 Chipper blade for chipper having radiused cutting edge April 29, 1997
A finishing blade having a radiused cutting edge for a chipper to produce a smooth finish on a surface of a log. The blades are mounted on the chipper such that a cut produced by one blade will be overlapped by a succeeding blade. The cutting edge of the finishing blade is radius ground
5622058 Modular room air conditioner April 22, 1997
An air conditioning unit comprising a refrigeration assembly, an air handling assembly, and a control assembly. The refrigeration assembly includes a generally rectangular base pan having upturned edges and a floor having a raised section, the base pan having a condenser, an evaporat
5595000 No-vent dry kiln January 21, 1997
A no-vent dry kiln for drying wood products such as lumber. The kiln has a dehumidification unit to remove excess moisture from the air utilized as the drying media. The dry bulb and wet bulb temperatures of the air within the kiln enclosure are precisely monitored to control the conditi
5501256 Chipper knife March 26, 1996
An improved chipper knife system includes reversible chipper knives having formed integrally thereon nose structures comprising a leading component of a chip breaking system. A clamp plate surface follows the nose structure and, by virtue of the nose structure taking wear, has extended
5435361 Method and apparatus for around the curve sawing July 25, 1995
A method and apparatus for around the curve sawing is shown and described wherein a group of roller assemblies are positionable along a selected semicircular path having a point of tangency relative to lines of cut provided by an assembly of cutting blades whereby each roller assembly
5390778 Apparatus for even ending lumber February 21, 1995
An apparatus for aligning the ends of lumber pieces on a common register during conveyance of the lumber pieces. A lug type chain conveyor has wheel sets positioned between adjacent chains. The wheel sets have multiple freely rotating idler wheels positioned at an angle to the direct
5368077 Zero lead planer November 29, 1994
A planer is improved by recognizing the source of instability of a board relative to a guidebar. An angled relationship between feed roller force the guidebar and holds the board against the guidebar. Traditional cutting heads urging the board in the opposite direction relative to that o
5363950 Lumber organizer November 15, 1994
A machine for aligning lumber received from a previous processing station into an orientation suited for a subsequent processing station. The machine has an infeed conveyor for receiving lumber from a previous processing station. Large rotating drums are positioned in the infeed conv
5320153 Method and apparatus for around the curve sawing June 14, 1994
A method and apparatus for around the curve sawing is shown and described wherein a group of roller assemblies are positionable along a selected semicircular path having a point of tangency relative to lines of cut provided by an assembly of cutting blades whereby each roller assembly
5269076 Balanced draft vent system for kiln December 14, 1993
A balanced draft vent system for a lumber kiln is shown and described wherein external and internal air pressure differential is taken into account in conjunction with internal humidity measurement in providing a balanced volumetric exchange of cool moisture laden air exiting the kiln
5252836 Reflective grain defect scanning October 12, 1993
Grain structure defect scanning is accomplished by a pair of light detectors directed toward an inspection point illuminated by a collimated light beam incident upon the inspection surface at a given angle of incidence. One detector, the specular detector, is positioned generally alo
5249915 Dual independent hoist breakdown station October 5, 1993
A dual independent hoist arrangement for a breakdown station is shown. The breakdown station includes an input conveyor depositing loads on an L-shaped tilting frame. The tilting frame pivots the load into a transport path whereat one of the two independently operable lifting hoists acce
5232030 Cooperative conveyor system for canter and saw August 3, 1993
A cooperative conveyor system for a lumber production line. The production line has a canting station and a sawing station spaced at a distance from each other and interconnected by a powered conveyor system. The cants are fed at a higher rate through the canting station than through the
5226241 Weight driven kiln control July 13, 1993
A weight driven kiln control system is shown and described wherein a digital scale provides sample board weight values to a kiln control system in association with sample board identification values whereby the control system may drive a load through a given drying schedule by inferring
5201354 Feed system with improved prepositioning April 13, 1993
A feed system with improved preposition is shown and describe wherein a prepositioning stage is located vertically above a feed stage such that movement of a wood product from the prepositioning stage to the feed stage corresponds to movement of the wood product through a transfer path h
5148847 Method and apparatus for around the curve sawing September 22, 1992
A method and apparatus for around the curve sawing is shown and described wherein a group of roller assemblies are positionable along a selected semicircular path having a point of tangency relative to lines of cut provided by an assembly of cutting blades whereby each roller assembly
5141112 Veneer stacking system August 25, 1992
In a veneer stacking system, a sensing device for sensing the incoming veneer sheets and computer determining from the information of the sensing device the stack on which the sheets are to be deposited. Knock-off shoes are positioned above the path of incoming veneer sheets. Multiple
5138773 Drying kiln for lumber having insulation August 18, 1992
A kiln for the drying of lumber utilizing panels attached to the kiln structure. The attached panels form the interior surface and the exterior surface of the kiln. The panels have a cavity for the placement of insulating material. The insulating material is encapsulated in a liquid
5034033 Modular electronic air cleaning device July 23, 1991
An electronic air cleaning device (10) comprised of modular subassemblies including: an horizontal base (12), two vertical walls (14a) and (14b), vertical front and rear air filter (16a) and (16b), an electronic cell (22), an electric motor (80) with a fan (82) attached thereto, and a po
4941901 Retrofit drainage trough for installation on pre-existent cabinet contained, wall supported air July 17, 1990
A clip-on retrofit drainage tray or trough is disclosed. The device has a full width tray fitting at the exposed back edge of a window unit or through-the-wall air conditioner, and is located just below the bottom of the sleeve to catch condensate. The dripping water is drained into the
4934228 System for diverting veneer sheets having offsize defects June 19, 1990
A system for detecting offsize defects and for segregating the veneer sheets containing the defects from the non-defective sheets. Scanners are positioned along the in-feed conveyor leading to the clipper. As offsize defects are identified, a computer determines which of the sheets to be
4907294 Log scanning system March 6, 1990
A log stem scanning system for a bucking operation. The bucking operation includes a log deck with logs delivered laterally onto a log stem holder and from the holder onto the conveyor chain for conveying the log stems in sequence through the bucking saw. The log stem holder constitutes
4905843 Veneer stacking system March 6, 1990
A veneer stacking system providing the feature of consistent air suction above the multiple veneer stacks enabling reliable separation of the veneer sheets from an overhead conveyor. This consistent air suction is provided by independent air chambers for each stack. It also includes
1 2

 
 
  Recently Added Patents
Combined imaging and radiation therapy
Mounting apparatus for PCI card
Resistor-2 resistor (R-2R) digital-to-analog converter with resistor network reversal
System and methods for obstacle mapping and navigation
Systems and methods to provide communication history for communication devices
Creating three dimensional graphics data
ActRIIB proteins and variants and uses therefore relating to utrophin induction for muscular dystrophy therapy
  Randomly Featured Patents
Programmable hairsetter or similar article
Motor control circuit for variable reluctance motor
Method and system for the police response dispatch protocol of an emergency dispatch system
Hybrid random bead/chip based microarray
Exercise device with elastic hand grips
Method and system for use of TSPC logic for high-speed multi-modulus divider in PLL
Accessory interface for a tool
Dynamic data binding for MBOs for container based application
Override means for automatic bale ejection drive
Buckle