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Top of Site > Company Information > Patents for Clamps > Details of Class 269 "Work Holders"
The following presents all the sub classes of Class 269, Work Holders. The highest level subclasses are separated by horizontal rules; the lower level subclasses are organized with leading dots to show their place in the hierarchy.
The sub classes of particular interest to me are:
In the table below,
Click on the [P] symbol to open a new window listing all patents
assigned to that subclass;
Click on the sub class number to open a new window with the official,
full definition of the subclass.
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1 | HAND MANEUVERED OR WORK SUPPORTED TOOL GUIDES |
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2 | . Relatively movable jaws |
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3 | OPERATOR SUPPORTED |
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4 | . Convertible to bench supported |
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5 | . With opening through handle for work supply |
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6 | . Handle manipulation for jaw actuation |
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7 | SOLIDIFICATION OF WORK CONTACTING MEDIUM |
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8 | MAGNETIC HOLDER |
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9 | PLURAL SELECTIVELY USED HOLDERS |
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10 | . Work stop abutment |
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11 | WITH HOLDER ILLUMINATING MEANS |
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12 | WITH DRY RUN WORK DRIVING MEANS |
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13 | WITH PRODUCT DISCHARGE FACILITATOR |
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14 | . Product mover |
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15 | WITH CATCH PAN |
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16 | WITH PART OR TOOL HOLDING RECEPTACLE |
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17 | WITH GROUND TRAVERSING MEANS |
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19 | WITH PLUMB INDICATOR |
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20 | WITH FLUID MEANS |
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21 | . Vacuum-type holding means |
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22 | . With movable diaphragm |
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23 | . With safety means |
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24 | . Plural positioning means sequentially operated |
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25 | . Cylinder-piston means directly moves jaw(s) |
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26 | .. With equalized pressure on plural (nonopposed) jaws |
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27 | . Cylinder-piston means in series with additional positioning means |
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28 | .. With separate air means in series with liquid means |
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29 | .. Including self-contained manual pump means |
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30 | .. With common fluid means for holding and releasing |
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31 | ... Cylinder-piston unit rotatably and/or pivotally mounted |
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32 | .. Mechanical means between fluid means and jaw |
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33 | ... Including opposed cylinder-piston means |
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34 | ... Single fluid unit moves plural spaced jaws |
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35 | . With guide means |
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36 | FENCE BOARD HOLDER AND GAUGE |
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37 | PLURAL HOLDERS TO HOLD WORKPIECES RELATIVE TO EACH OTHER |
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38 | . Fletching jig (i.e., arrow feathering holder) |
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40 | . Fixed work-contacting portions for each holder |
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41 | . Workpieces normal to each other (e.g., miter clamps) |
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42 | .. Means for simultaneous actuation of holders |
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43 | . Workpieces parallel to each other (e.g., box-shook clamp) |
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44 | .. Three holders |
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45 | . With means to relatively array or arrange holders |
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46 | SUSPENDED HOLDER |
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47 | HOLDER INSERTED WITHIN WORK APERTURE |
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48 | . With tool couple element |
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48.1 | . Expandable mandrel |
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48.2 | .. Plural pin mandrel |
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48.3 | ... Having intermediate expanding means |
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48.4 | .... And coil spring |
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49 | . Inserted holder movable relative to work backup |
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50 | . Holder mounted for movement |
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51 | .. Compound or plural movement |
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52 | . Within concentric opening |
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53 | PIN-TYPE HOLDER |
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54 | . With work-overlying clamp |
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54.1 | . With means to drive pin into work |
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54.2 | .. Including opposed coacting pins |
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54.3 | ... Three or more pins |
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54.4 | . With work-underlying support |
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54.5 | .. Pin perpendicularly extended |
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55 | HOLDER MOUNTED FOR MOVEMENT |
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56 | . Relative to a station |
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57 | .. Rotary (e.g., dial type) |
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58 | . Including means to shift holder position |
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59 | .. With means to lock shift means |
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60 | .. Screw means |
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61 | .. Gear means |
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62 | .. Treadle means |
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63 | . With indexing steps |
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64 | .. Corrugated |
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65 | .. Threaded |
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66 | .. Cam or eccentric means |
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67 | .. Pin-rack |
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68 | .. Pawl-rack |
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69 | .. Peg-hole |
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70 | ... With bias means |
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71 | . With plural means for changing holder positions |
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72 | .. Single lock for plural means |
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73 | .. Means for dual position only |
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74 | . Means for position lock |
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75 | .. For universal joint |
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76 | .. Set screw type |
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77 | .. Periphery clamp type |
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78 | ... Split ring type |
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79 | .. Effective on a movable brace |
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80 | .. For yoke type |
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81 | .. Of holder to table (i.e., reference base or wall) |
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82 | .. Plane bearing surfaces clamped together |
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83 | ... Radial bearing surface type |
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84 | .... Central clamp |
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85 | .... Plural clamps |
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86 | RELATIVELY MOVABLE JAWS |
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87 | . With tool couple element |
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87.1 | .. With guide means |
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87.2 | ... Slot type |
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87.3 | ... Hole type |
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88 | . Convertible to other type or form of holder |
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89 | . Jaw actuation locks holder position relative to base |
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90 | . With separate means to lock jaw(s) after actuation |
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91 | . Clamp couple element with fastening means |
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92 | .. With plural actuating means |
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93 | .. Responsive to element actuating means |
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94 | .. Rocking-element type |
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95 | . With means to fasten holder to support (e.g., portable) |
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96 | .. Wrench or plier type of work holder |
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97 | .. Clamp type fastening means |
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98 | ... Unitary fastener-jaw and holder-jaw |
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99 | .. Socket type fastening means |
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100 | ... Aperture in support |
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101 | .. Threaded fastening means |
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102 | .. Nail or spur fastening means |
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103 | . For cable about thimble (e.g., rigger's vise) |
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104 | . Plural jaw pairs, angularly oriented, for common work |
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105 | .. Three jaw couples in three nonparallel planes |
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106 | ... With actuating means for each couple |
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107 | .. Interrelated actuating means |
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108 | ... Constricting loop common to plural jaw pairs |
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109 | ... Four relatively movable corner-angled jaws |
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110 | .. One actuated jaw carries a second actuated jaw |
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111 | .. Quadrilateral frame type |
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112 | ... Diagonally moved jaw |
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113 | ... Plural actuating means for one side |
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114 | .... Plural actuators on each of two sides |
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115 | ... Actuator located at corner |
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116 | .... Actuators at diagonal corners |
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117 | ..... Actuator at each corner |
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118 | ... Actuated jaw couples perpendicularly related |
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119 | .... Actuator for each side |
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120 | ... One couple adjusted and one couple actuated |
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121 | ... Adjustment means intermediate ends of side |
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122 | ... Adjustment means including attached wedge means |
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123 | .... Wedge means attached by chain |
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124 | ... Adjustment means at diagonal corners |
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125 | .... Adjustment means at four corners |
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126 | . Including pivoted yoke frame jaw carrier |
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127 | .. With specific latch means |
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128 | ... Latch means includes jaw actuating element(s) |
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129 | .. With jaw actuating means intermediate yoke legs |
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130 | . Including constrictable loop (strand or articulated) jaw |
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131 | .. Flaccid loop |
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132 | .. With means to actuate a coacting jaw |
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133 | . Weight of a vertically disposed panel actuates jaws |
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134 | . With means for "hold-down" component of force |
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135 | .. With rockable work contacting member |
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136 | .. Moved by linearly acting jaw |
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137 | .. Inclined actuator and/or jaw travel |
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138 | .. With wedge or cam means |
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139 | . With means to align coacting jaw faces |
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140 | . With separate positioning means for each of jaw pair |
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141 | .. Adjustable positioning only |
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142 | .. Separate means to actuate each of a jaw pair |
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143 | ... Portable C-clamp type |
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145 | ... Same actuator type for each jaw |
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146 | .. Means to both actuate and adjust the same jaw |
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147 | .. Portable straight beam type |
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148 | ... Plural parallel beams |
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149 | ... Extensible beam |
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150 | .. Pivoted jaw actuator means |
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151 | . With means to orient actuating force on jaws |
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152 | . Plural jaw pairs |
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153 | .. With common actuating means |
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154 | .. One jaw common to plural coacting jaws |
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155 | .. Acting in intersecting planes |
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156 | . Three coacting work grippers |
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157 | . With means to bias jaw(s) toward nonholding position |
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158 | .. Pedal lever actuator |
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159 | ... Including position latch or lock |
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160 | .. Spring coil around actuating screw |
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161 | .. Leaf spring between pivoted jaws |
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162 | .. Spring coil around or abutting cam or cam follower |
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163 | .. With articulated attachment or insert for jaws |
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164 | . With means for lateral adjustment of jaw portions |
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165 | . Means for direct manual adjustment of jaw(s) |
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166 | .. With cant type adjustment lock |
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167 | ... Including separate cant member |
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168 | .... Means for skewing plural members to actuate jaw(s) |
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169 | .... Plus additional means to release cant lock |
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170 | ..... With means to bias member into locked position |
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171 | ... Including interlocking abutting surfaces |
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171.5 | ... With tooth-like surface engaging a planar surface |
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172 | .. With relative axial shift of screw-nut actuating means |
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173 | ... Split nut type |
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174 | .... With separate means for lateral motion of segments |
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175 | ..... Including weight biased lever |
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176 | ..... Common to spaced parallel screw means |
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177 | ..... Control travels with screw |
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178 | .... With screw mounted means for lateral segment motion |
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179 | ... With longitudinally rockable actuating screw |