US Patent No: 7,866,239

Number of patents in Portfolio can not be more than 2000

Elevation mechanism for table saws

ALSO PUBLISHED AS: 20070175306

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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Elevation mechanisms for table saws are disclosed. Embodiments include mechanisms with an elevation carriage, a trunnion structure, and a shaft with a cantilevered portion. The shaft can be fixed to one of the elevation carriage and trunnion structure, and the other of the elevation carriage and trunnion structure slides on the cantilevered portion.

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First Claim

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Patent Owner(s)

Patent OwnerAddressTotal Patents
SD3, LLCWILSONVILLE, OR105

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Fanning, David A Vancouver, WA 86 1977
Fulmer, J David Tualatin, OR 109 2232
Gass, Stephen F Wilsonville, OR 253 4482

Cited Art Landscape

Patent Info (Count) # Cites Year
 
YAMAHA CORPORATION (234)
2003/0023,649 Digital filtering method and device and sound image localizing device 4 2002
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SD3, LLC (51)
7,055,417 Safety system for power equipment 50 2000
2002/0017,179 Miter saw with improved safety system 84 2001
2002/0017,181 Retraction system for use in power equipment 87 2001
2002/0020,261 Replaceable brake mechanism for power equipment 85 2001
2002/0020,262 Logic control for fast-acting safety system 85 2001
6,857,345 Brake positioning system 103 2001
6,920,814 Cutting tool safety system 93 2001
7,024,975 Brake mechanism for power equipment 53 2001
7,100,483 Firing subsystem for use in a fast-acting safety system 41 2001
7,137,326 Translation stop for use in power equipment 36 2001
7,210,383 Detection system for power equipment 48 2001
6,957,601 Translation stop for use in power equipment 54 2001
2002/0056,349 Miter saw with improved safety system 81 2002
6,945,148 Miter saw with improved safety system 75 2002
6,877,410 Miter saw with improved safety system 68 2002
6,826,988 Miter saw with improved safety system 101 2002
6,880,440 Miter saw with improved safety system 79 2002
6,994,004 Table saw with improved safety system 72 2002
2002/0170,399 Safety systems for power equipment 101 2002
2002/0170,400 Band saw with improved safety system 72 2002
2003/0005,588 Actuators for use in fast-acting safety systems 84 2002
7,171,879 Discrete proximity detection system 39 2002
2003/0015,253 Router with improved safety system 62 2002
6,945,149 Actuators for use in fast-acting safety systems 75 2002
7,000,514 Safety systems for band saws 68 2002
2003/0037,651 Safety systems for power equipment 85 2002
7,197,969 Logic control with test mode for fast-acting safety system 38 2002
2003/0056,853 Router with improved safety system 75 2002
7,077,039 Detection system for power equipment 103 2002
2003/0140,749 Brake Pawls for power equipment 52 2003
2003/0131,703 Apparatus and method for detecting dangerous conditions in power equipment 57 2003
2004/0040,426 Miter saw with improved safety system 58 2003
6,997,090 Safety systems for power equipment 68 2004
7,098,800 Retraction system and motor position for use with safety systems for power equipment 44 2004
2005/0066,784 Safety methods for use in power equipment 57 2004
2005/0139,056 Fences for table saws 81 2004
2005/0139,057 Table saws with safety systems 83 2004
2005/0139,058 Brake cartridges and mounting systems for brake cartridges 81 2004
2005/0139,459 Switch box for power tools with safety systems 71 2004
2005/0155,473 Dectection systems for power equipment 82 2004
2005/0166,736 Table saws with safety systems and systems to mount and index attachments 91 2005
2006/0247,795 Detection systems for power equipment 27 2005
2005/0274,432 Router with improved safety system 48 2005
2006/0000,337 Band saw with safety system 45 2005
2006/0032,352 Translation stop for use in power equipment 46 2005
2006/0123,964 Table saw with improved safety system 37 2006
2006/0123,960 Safety systems for power equipment 36 2006
2006/0219,076 Table saw throat plates and table saws including the same 17 2006
2006/0179,983 Brake mechanism for power equipment 22 2006
2006/0225,551 Safety system for power equipment 20 2006
2007/0028,733 Safety methods for use in power equipment 20 2006
 
BLACK & DECKER INC. (46)
4,206,910 Table saw fence system 118 1978
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4,267,914 Anti-kickback power tool control 137 1979
4,249,117 Anti-kickback power tool control 115 1979
4,249,442 Elevation setting mechanism for a table saw and the like 85 1979
4,270,427 Bevel angle setting means for a power tool apparatus 82 1980
4,385,539 Articulated dust cover means for table saw or other power-driven apparatus 41 1981
4,694,721 Motor pack for circular saw 32 1986
5,094,000 Hand-held power tool with a rotary driven tool 103 1991
5,285,708 Miter saw alignment system 139 1992
5,392,568 Random orbit sander having braking member 102 1993
5,513,548 Chop/table saw with parallelogram arrangement 75 1994
5,755,148 Adjustable fence for a compound miter saw 93 1995
5,722,308 Movable fence for a machine tool 66 1995
5,724,875 Guard and control apparatuses for sliding compound miter saw 87 1995
5,720,213 Bevel table saw adjustment 43 1995
5,819,619 Dust collection system for compound miter saw 110 1996
5,875,698 Blade and motor carrier with height/angle adjustment mechanism 77 1996
5,857,507 Table saw 59 1996
6,479,958 Anti-kickback and breakthrough torque control for power tool 123 1996
5,787,779 Chop/table saw arrangement 87 1997
5,819,625 Double bevel table saw 51 1997
5,927,857 Movable fence for a machine tool 55 1997
5,943,932 Bevel table saw adjustment 102 1997
6,062,121 Movable fence for a machine tool 47 1997
6,037,729 Apparatus and method for braking electric motors 76 1998
6,250,190 Movable fence for a machine tool 52 1998
6,427,570 Dust collection system for compound miter saw 75 1998
6,244,149 Blade and motor carrier with height/angle adjustment mechanism 73 1998
D422290 Table saw 34 1999
6,131,629 Table saw 48 1999
6,453,786 Blade and motor carrier with height/angle adjustment mechanism 75 1999
6,450,077 Movable fence for a machine tool 72 1999
6,148,703 Movable fence for a machine tool 52 1999
6,161,459 Movable fence for a machine tool 48 1999
6,357,328 Movable fence for a machine tool 50 2000
6,530,303 Table saw 40 2000
6,595,096 Blade and motor carrier with height/angle adjustment mechanism 77 2001
D469354 Shrink ring protector for circular saw blades 71 2001
D466913 Base portions of a table saw 69 2002
6,736,042 Work piece guiding system for a table saw 93 2002
D479538 Portions of table saw 70 2002
6,575,067 Table saw 72 2002
D478917 Portions of a table saw 68 2002
2004/0118,261 Dual bevel table saw 27 2003
2005/0235,793 Table saw guard 52 2004
 
HITACHI, LTD. (14)
2005/0186,696 Gas flowmeter and manufacturing method thereof 2005
2005/0186,696 Gas flowmeter and manufacturing method thereof 2005
2005/0186,696 Gas flowmeter and manufacturing method thereof 2005
2005/0186,696 Gas flowmeter and manufacturing method thereof 2005
2005/0186,696 Gas flowmeter and manufacturing method thereof 2005
2005/0186,696 Gas flowmeter and manufacturing method thereof 2005
2005/0186,696 Gas flowmeter and manufacturing method thereof 2005
2005/0186,696 Gas flowmeter and manufacturing method thereof 2005
2005/0186,696 Gas flowmeter and manufacturing method thereof 2005
2005/0186,696 Gas flowmeter and manufacturing method thereof 2005
2005/0186,696 Gas flowmeter and manufacturing method thereof 2005
2005/0186,696 Gas flowmeter and manufacturing method thereof 2005
2005/0186,696 Gas flowmeter and manufacturing method thereof 2005
2005/0186,696 Gas flowmeter and manufacturing method thereof 2005
 
AKAMAI TECHNOLOGIES, INC. (9)
2009/0132,648 CONTENT DELIVERY AND GLOBAL TRAFFIC MANAGEMENT NETWORK SYSTEM 26 2009
2009/0132,648 CONTENT DELIVERY AND GLOBAL TRAFFIC MANAGEMENT NETWORK SYSTEM 26 2009
2009/0132,648 CONTENT DELIVERY AND GLOBAL TRAFFIC MANAGEMENT NETWORK SYSTEM 26 2009
2009/0132,648 CONTENT DELIVERY AND GLOBAL TRAFFIC MANAGEMENT NETWORK SYSTEM 26 2009
2009/0132,648 CONTENT DELIVERY AND GLOBAL TRAFFIC MANAGEMENT NETWORK SYSTEM 26 2009
2009/0132,648 CONTENT DELIVERY AND GLOBAL TRAFFIC MANAGEMENT NETWORK SYSTEM 26 2009
2009/0132,648 CONTENT DELIVERY AND GLOBAL TRAFFIC MANAGEMENT NETWORK SYSTEM 26 2009
2009/0132,648 CONTENT DELIVERY AND GLOBAL TRAFFIC MANAGEMENT NETWORK SYSTEM 26 2009
2009/0132,648 CONTENT DELIVERY AND GLOBAL TRAFFIC MANAGEMENT NETWORK SYSTEM 26 2009
 
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5,116,249 Table saw 82 1991
5,201,863 Miter table assembly for a table saw 47 1992
5,331,875 Anti-kick forward device for power driven saws 75 1992
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6,543,324 Table saw throat plate with blade height scale 76 2001
2004/0255,745 Table saw guard assembly 64 2003
 
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2002/0050,201 TABLE SAW 51 1999
2003/0000,359 TABLE SAW BLADE HEEL ADJUSTER 46 2001
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DURQ MACHINERY CORP. (5)
6,484,614 Worktable of workpiece processing machine 47 2001
6,581,655 Work bench of process machinery 46 2001
6,644,157 Table saw having adjustable worktable 83 2001
6,840,144 Quick-detachable blade guard mounting structure 66 2002
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MAKITA CORPORATION (5)
5,392,678 Miter saw 102 1993
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6,009,782 Table saw 61 1998
2005/0211,034 Mountings for riving knives of table saws 60 2005
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6,109,157 Arbor locking mechanism 18 1999
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6,460,442 Rip fence with dual locking mechanism 82 2002
2005/0268,767 Safety detection and protection system for power tools 40 2005
 
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5,353,670 Independently and jointly operable radial saw guards 71 1993
2004/0060,404 Breakaway hub for saw 67 2002
 
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4,969,063 Circuit breaker with status indicating lights 64 1989
5,212,621 Proximity switched machine control method and apparatus 82 1990
6,141,192 Arcing fault protection system for a switchgear enclosure 90 1998
6,018,284 Circuit breaker with high electrodynamic strength and breaking capacity 84 1999
 
AKTIEBOLAGET ELECTROLUX (3)
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6,742,430 Circular sawing machine having a hidden-type infrared guide device 69 2002
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2007/0079,683 Display device for circular saw 1 2006
 
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Other [Check patent profile for assignment information] (54)
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4,255,995 Dust confining and collection housing for power table saws and the like 48 1980
4,305,442 Saw including resiliently mounted flexible guard means 73 1980
4,391,358 Hardware press and punch apparatus 92 1980
4,466,170 Adjustable circular insulation saw system 50 1981
4,576,073 Saw blade guard 63 1983
4,532,844 Device for supporting a circular saw of sawing machine 75 1984
4,503,739 Table saw with multiple blade turret 31 1984
4,621,300 Safety monitoring system for punch press operators 80 1984
4,566,512 Router attachment 82 1985
4,657,428 Quick change mechanism for circular saw blades and other spinning disc devices 120 1985
4,792,965 Oscillator system for detecting a selected one of a plurality of tuned circuits 87 1987
5,201,110 Pallet dismantler 57 1988
4,962,685 Production table saw 62 1988
4,907,679 Catch device for a roll-up door, grate, grill or the like 50 1989
5,052,255 Speed brake 82 1989
5,146,714 Process and arrangement for removing excess material from castings 31 1989
4,964,450 Extension for table saw 75 1989
5,156,508 Cam action clamp 52 1991
5,206,625 Brake wear indicator 51 1991
5,265,510 Material working and tool control system 81 1992
5,231,906 Table saw guard 71 1992
5,401,928 Safety control for power tool 76 1993
5,377,571 Safety guard system for band saws and similar equipment 74 1993
5,447,085 Table saw accessories for improved operability 60 1994
6,418,829 Power tool safety device 104 1994
5,510,685 Electric motor control based on conductive contact of machine component with operator for injury prevention 78 1994
5,503,059 Vehicle disabling device and method 88 1995
5,587,618 Direct current homopolar machine 80 1995
5,667,152 Safety system for a wood chipper 114 1995
5,619,896 Base of a sawing machine 57 1995
5,880,954 Continous real time safety-related control system 96 1995
5,782,001 Circular saw guard hold and release device 95 1996
5,791,441 Brake failure monitoring system 77 1996
5,797,307 Portable combination table, cross-cut, rip-cut, and miter saw 41 1996
5,768,786 Hand-held motor or engine powered rigid blade brush cutting device having fail-safe design 23 1997
5,942,975 Method and a device for sensing the distance between a first object and a second object 153 1998
6,095,092 Apparatus and method for confining an animal within a boundary 90 1999
6,796,208 Sawdust collection hood for table saw 68 1999
6,112,785 Work table having auxiliary sliding table 55 1999
6,536,536 Power tools 204 2000
6,578,460 Blade guard assembly 79 2000
6,578,856 Collapsible portable saw stand 102 2000
6,546,835 Saw blade adjusting device for table saw 88 2001
2003/0037,655 Catch structure of rotary cover plate of circular sawing machine 63 2001
2002/0043,776 Mobile machinary base 51 2001
6,722,242 Transmission device of a table saw 46 2001
6,619,348 Adjustable and extendible platform for working table 83 2002
6,684,750 Structure of a connection seat and a suspension seat of the connection seat for a suspension round saw 56 2002
2003/0213,349 Table saw having a workpiece positioning and push cutting device 32 2002
6,874,399 Cutting machine with built-in miter cutting feature 68 2002
6,854,371 Device for smooth sliding of a positioning rod of a sawing device platform 45 2002
6,968,767 Saw machine having two saw blades 46 2003
2005/0087,049 Sawing apparatus and saw fence system 19 2004

Patent Citation Ranking

Forward Cite Landscape

Patent Info (Count) # Cites Year
 
SD3, LLC (1)
8,291,797 Table saw with improved safety system 2 2010

Maintenance Fees

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3.5 Year Payment $1600.00 $800.00 $400.00 Jul 11, 2014
7.5 Year Payment $3600.00 $1800.00 $900.00 Jul 11, 2018
11.5 Year Payment $7400.00 $3700.00 $1850.00 Jul 11, 2022
Fee Large entity fee small entity fee micro entity fee
Surcharge - 3.5 year - Late payment within 6 months $160.00 $80.00 $40.00
Surcharge - 7.5 year - Late payment within 6 months $160.00 $80.00 $40.00
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Surcharge after expiration - Late payment is unavoidable $700.00 $350.00 $175.00
Surcharge after expiration - Late payment is unintentional $1,640.00 $820.00 $410.00