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- Zero Balance Point
This is an important factor to be considered; however, there are other capacities that need to be considered as well. Weight capacity is a very important safety consideration in the decision. Another is cable diameter requirements. The required “flat capacity” or the cable capacity of the constant radius portion of a high-lift drum must also be considered, although this has ...
- CODA Draws Record Numbers at Regional Tradeshow
The name may have changed, but the goal hasn’t. The California Operator and Door Association’s (CODA) regional conference in sunny San Diego was bigger and better than ever. There were plenty of new faces—and familiar ones—for the two-day event at the Town & Country Resort, Sept. 29-30. “It’s going to be a great weekend and we’re going to have ...
- Color-Coded Spring Castings
Color-Coded Spring Castings By Tim Kolhoff Many have asked the question: Why are universal cones painted? Some background may be helpful. Color-Coded Spring Castings ININ THE EARLY YEARS, door manufacturers and dealers wanted LH or RH spring fittings for their RHW and LHW springs. At that time, there were no universal threaded cones. Most were intended to be wound ...
- Cable Drum Usage
Cable Drum Usage What you need to know By Tim Kolhoff At times we are asked questions regarding the use of ATL/OMI (or similar) cable drums. A few of these questions and the appropriate answers are listed below. The most common question involves using a drum of a different design in place of another. If I do not have a ...
- Solving Balancing Problems
Solving Balancing Problems Uneven section weight By Tim Kolhoff We have all been challenged at one time or another with trying to balance a door that has uneven section weight. We usually experience doors that have equal section weight and they balance just fine, without requiring any fine-tuning. Let’s think back to the primary goal in balancing a door. We ...
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