Air control damper with retracting end blade stop
An air control damper, comprising a shaft coupled to a frame. A first full blade coupled to the axel and disposed within the frame. A rocker assembly coupled to the first full blade. A first rod coupled to the rocker assembly. A cross-link assembly coupled to the first rod. A half blade coupled to the cross-link assembly and disposed on a first shaft within the frame, wherein the half blade is configured to provide a blade stop for the first full blade in a closed position.
1. An air control damper, comprising:
an axle coupled to a frame;
a first full width blade coupled to the axle and disposed within the frame, wherein the first full width blade further comprises a plurality of protrusions, each configured to hold a foam material disposed within the first full width blade;
a rocker assembly coupled to the first full width blade;
a first rod coupled to the first rocker assembly;
a first cross-link assembly coupled to the first rod; and
a half width blade coupled to the first cross-link assembly and disposed on a first shaft within the frame, wherein the half width blade is configured to provide a blade stop for the first full width blade in a closed position.
2. The air control damper of claim 1 further comprising a second rod coupled to the rocker assembly.
3. The air control damper of claim 2 further comprising a second cross-link assembly coupled to the second rod.
4. The air control damper of claim 3 further comprising a second full width blade coupled to the second cross-link assembly and disposed on a second shaft within the frame.
5. The air control damper of claim 1 wherein the first full width blade further comprises a plurality of slots, each configured to hold a seal.
6. The air control damper of claim 1 wherein the half width blade further comprises a slot configured to hold a seal.
7. The air control damper of claim 1 wherein the half width blade further comprises a plurality of protrusions, each configured to hold a foam material disposed within the half width blade.
8. The air control damper of claim 1 wherein the frame further comprises a plurality of slots, each configured to hold a seal.
9. A method of manufacturing an air control damper that has a shaft coupled to a frame, a first full width blade coupled to the axle and disposed within the frame, a rocker assembly coupled to the first full width blade, a first rod coupled to the rocker assembly, a first cross-link assembly coupled to the first rod, a half width blade coupled to the first cross-link assembly and disposed on a first shaft within the frame, wherein the half width blade is configured to provide a blade stop for the first full width blade in a closed position, a second rod coupled to the rocker assembly, a second cross-link assembly coupled to the second rod, a second full width blade coupled to the second cross-link assembly and disposed on a second shaft within the frame, wherein the first full width blade further comprises a plurality of slots, each configured to hold a seal, wherein the first full width blade further comprises a plurality of protrusions, each configured to hold a foam material disposed within the first full width blade, wherein the half width blade further comprises a slot configured to hold a seal, wherein the half width blade further comprises a plurality of protrusions, each configured to hold a foam material disposed within the half width blade, and wherein the frame further comprises a plurality of slots, each configured to hold a seal, the method comprising:
coupling an axle to a frame;
coupling a first full width blade to the axle and disposing the first full width blade within the frame;
coupling a rocker assembly to the first full width blade;
coupling a first rod to the rocker assembly;
coupling a first cross-link assembly to the first rod;
coupling a half width blade to the first cross-link assembly and disposing the half width blade on a first shaft within the frame;
coupling a second rod to the rocker assembly;
coupling a second cross-link assembly to the second rod;
coupling a second full width blade to the second cross-link assembly and disposing the second full width blade on a second shaft within the frame;
forming a plurality of slots in the first full width blade, each configured to hold a seal;
forming a plurality of protrusions in the first full width blade, each configured to hold a foam material disposed within the first full width blade;
forming a slot in the half width blade further to hold a seal;
forming a plurality of protrusions in the half width blade to hold a foam material disposed within the half width blade; and
forming a plurality of slots in the frame, each configured to hold a seal, wherein the half width blade is configured to provide a blade stop for the first full width blade in a closed position, and wherein the steps can be performed in any suitable order.
10. A method of manufacturing an air control damper, comprising:
coupling an axle to a frame;
forming a plurality of protrusions in a first full width blade, each configured to hold a foam material disposed within the first full width blade;
coupling the first full width blade to the axle and disposing the first full width blade within the frame;
coupling a rocker assembly to the first full width blade;
coupling a first rod to the rocker assembly;
coupling a first cross-link assembly to the first rod; and
coupling a half width blade to the first cross-link assembly and disposing the half width blade on a first shaft within the frame, wherein the half width blade is configured to provide a blade stop for the first full width blade in a closed position, and wherein the steps can be performed in any suitable order.
11. The method of claim 10 further comprising coupling a second rod to the rocker assembly.
12. The method of claim 11 further comprising coupling a second cross-link assembly to the second rod.
13. The method of claim 12 further comprising coupling a second full width blade to the second cross-link assembly and disposing the second full width blade on a second shaft within the frame.
14. The method of claim 10 further comprising forming a plurality of slots in the first full width blade, each configured to hold a seal.
15. The method of claim 10 further comprising forming a slot in the half width blade further to hold a seal.
16. The method of claim 10 further comprising forming a plurality of protrusions in the half width blade to hold a foam material disposed within the half width blade.
17. The method of claim 10 further comprising forming a plurality of slots in the frame, each configured to hold a seal.
18. An air control damper, comprising:
an axle coupled to a frame;
a first full width blade coupled to the axle and disposed within the frame;
a rocker assembly coupled to the first full width blade;
a first rod coupled to the first rocker assembly;
a first cross-link assembly coupled to the first rod; and
a half width blade coupled to the first cross-link assembly and disposed on a first shaft within the frame, wherein the half width blade is configured to provide a blade stop for the first full width blade in a closed position, wherein the half width blade further comprises a plurality of protrusions, each configured to hold a foam material disposed within the half width blade.
19. A method of manufacturing an air control damper, comprising:
coupling an axle to a frame;
coupling a first full width blade to the axle and disposing the first full width blade within the frame;
coupling a rocker assembly to the first full width blade;
coupling a first rod to the rocker assembly;
coupling a first cross-link assembly to the first rod;
forming a plurality of protrusions in a half width blade to hold a foam material disposed within the half width blade; and
coupling the half width blade to the first cross-link assembly and disposing the half width blade on a first shaft within the frame, wherein the half width blade is configured to provide a blade stop for the first full width blade in a closed position, and wherein the steps can be performed in any suitable order.