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      <title>Step 1. Trim the Solid</title>
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      <div class="title_topic4" id="xps10_pagetitle">Step 1. Trim the Solid</div>
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      <div class="action">
         <p class="para_action1"><img src="../graphics/actarrow.gif">Load the file named <b class="uiTerm">workpiece_2.prt </b></p>
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      <div class="action">
         <p class="para_action1"><img src="../graphics/actarrow.gif">Open the file named <b class="uiTerm">workpiece_2.prt</b></p>
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         <p class="para_action1"><img src="../graphics/actarrow.gif">Click <b class="uiTerm">Trim Solid</b> <img align="bottom" src="graphics/trim_solid.gif" border="0"> and <b class="uiTerm">select</b> the face <b class="uiTerm">below</b>.
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         <p align="center"><img align="bottom" src="graphics/case8_pick_1.gif"></p>
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      <div class="title_figure">Figure. Trim Solid &ndash; Face Selection 1</div>
      <div class="action">
         <p class="para_action1"><img src="../graphics/actarrow.gif"><b class="uiTerm">Select</b> the following <b class="uiTerm">face</b>.
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         <p align="center"><img align="bottom" src="graphics/case8_pick_2.gif"></p>
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      <div class="title_figure">Figure. Trim Solid &ndash; Face Selection 2</div>
      <div class="action">
         <p class="para_action1"><img src="../graphics/actarrow.gif"><b class="uiTerm">Select</b> the following <b class="uiTerm">face</b>.
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         <p align="center"><img align="bottom" src="graphics/case8_pick_3.gif"></p>
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      <div class="title_figure">Figure. Trim Solid &ndash; Face Selection 3</div>
      <div class="action">
         <p class="para_action1"><img src="../graphics/actarrow.gif">In the <b class="uiTerm">Trim Solid </b>dialog box, click <b class="uiTerm">Preview </b> .
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         <p align="center"><img align="bottom" src="graphics/case8_pick_3_preview.gif"></p>
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      <div class="title_figure">Figure. Trim Solid  &ndash; Preview</div>
      <div class="action">
         <p class="para_action1"><img src="../graphics/actarrow.gif">In the <b class="uiTerm">Trim Solid</b> dialog box, click <b class="uiTerm">Bounding Box</b>, and then click<b class="uiTerm">Edit Bounding Box</b> to change the size of the box.  From a <b class="uiTerm">side view</b>, <b class="uiTerm">drag</b> the top <b class="uiTerm">face</b> of the box into the <b class="uiTerm">positive z</b> direction.
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         <p align="center"><img align="bottom" src="graphics/case8_box.gif"></p>
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      <div class="title_figure">Figure. Preview of Adjusted Box Size</div>
      <div class="action">
         <p class="para_action1"><img src="../graphics/actarrow.gif">In the <b class="uiTerm">Create Box</b> dialog box, click <b class="uiTerm">OK</b>.
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            <td valign="top" align="left"><img align="left" src="../graphics/note.gif" alt="Note" title="Note"></td>
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                  <p class="para_note_body">Notice in the preview how the faces of the workpiece are extended and used to trim the box.  This extension is enabled whenever the <b class="uiTerm">Trim</b> option is active. <br> If the extension result is not desired, then it is possible to use the <b class="uiTerm">Subtract</b> option, which will be discussed in<a class="links" href="javascript:void(0)" onclick="top.openFile('nxelectrode_design/tutorial_casestudy_9.html');return(false);"> <b class="uiTerm">Case Study 9</b>.</a>  
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      <div class="figure">
         <p align="center"><img align="bottom" src="graphics/case8-2_box_preview.gif"></p>
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      <div class="title_figure">Figure. Trim Solid Preview &ndash; Face Extension</div>
      <div class="action">
         <p class="para_action1"><img src="../graphics/actarrow.gif">In the <b class="uiTerm">Trim Solid</b> dialog box, click <b class="uiTerm">Edit Bounding Box</b>.  Change the <b class="uiTerm">length</b> and <b class="uiTerm">width</b> of the box by dragging the handles from the <b class="uiTerm">top view</b>.
         </p>
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      <div class="figure">
         <p align="center"><img align="bottom" src="graphics/case8_box_change.gif"></p>
      </div>
      <div class="title_figure">Figure. Trim  Solid &ndash; Box Preview</div>
      <div class="action">
         <p class="para_action1"><img src="../graphics/actarrow.gif">In the <b class="uiTerm">Create Box</b> dialog box, click <b class="uiTerm">OK</b>.  Then in the <b class="uiTerm">Trim Solid</b> dialog box, click <b class="uiTerm">OK</b></p>
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      <div class="figure">
         <p align="center"><img align="bottom" src="graphics/case8_box_change_result.gif"></p>
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      <div class="title_figure">Figure. Trim Solid Result</div>
      <p class="para_topic">This is the final shape of the sparking head.</p>
      <div class="figure">
         <p align="center"><img align="bottom" src="graphics/case8_trim_result_head.gif"></p>
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      <div class="title_figure">Figure. Final Sparking Head</div>
      <div class="action">
         <p class="para_action1"><img src="../graphics/actarrow.gif">Close the part file.
         </p>
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      <p class="para_topic">To continue, click the <b class="uiTerm">Next </b> button. 
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