
Severity: Warning
Message: Trying to access array offset on value of type null
Filename: controllers/Products.php
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Backtrace:
File: /home2/psawcmdw/public_html/application/controllers/Products.php
Line: 203
Function: _error_handler
File: /home2/psawcmdw/public_html/index.php
Line: 315
Function: require_once
Severity: Warning
Message: Trying to access array offset on value of type null
Filename: controllers/Products.php
Line Number: 204
Backtrace:
File: /home2/psawcmdw/public_html/application/controllers/Products.php
Line: 204
Function: _error_handler
File: /home2/psawcmdw/public_html/index.php
Line: 315
Function: require_once
Severity: Warning
Message: Trying to access array offset on value of type null
Filename: views/product_detail_view.php
Line Number: 30
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Line: 30
Function: _error_handler
File: /home2/psawcmdw/public_html/application/controllers/Products.php
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Function: view
File: /home2/psawcmdw/public_html/index.php
Line: 315
Function: require_once
GENERATION OF INVOLUTE GEAR TOOTH PROFILE : PSAW-497ME
This board
illustrates the process of cutting of involutes Gear Teeth, by use of rack type
cutter It consists of 3 white acrylic discs A, B, C. having pitch circle
diameter 450 mm, 300 mm & 200 mm respectively. A gear tooth profile with
module 25mm can be traced out on a peace of paper placed between disc and
cutter. An affect of Interference and Undercutting on correct profile of gear
tooth can be studied from the profiles traced.
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