Sheet attachment structure and helmet
US-2025311804-A1 · Oct 9, 2025 · US
US10413010B2 · US · B2
| Field | Value |
|---|---|
| Publication number | US-10413010-B2 |
| Application number | US-201715418036-A |
| Country | US |
| Kind code | B2 |
| Filing date | Jan 27, 2017 |
| Priority date | Jan 28, 2016 |
| Publication date | Sep 17, 2019 |
| Grant date | Sep 17, 2019 |
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A helmet has a helmet shell and a visor pivotally connected to the helmet shell. The helmet further has an electrical device attached to the visor. First and second helmet electrical contacts are attached at both sides of the helmet and are adapted for electrically connecting to an electrical power source. First and second visor electrical contacts are attached to each side of the visor and are electrically connected to the electrical device. The first and second visor electrical contacts are pivotally connected to the helmet shell about first and second pivot axes passing through the first and second helmet electrical contacts respectively. The first and second visor electrical contacts are in contact with the first and second helmet electrical contacts respectively, at all positions of the pivoting visor.
Opening claim text (preview).
What is claimed is: 1. A helmet comprising: a helmet shell; a visor pivotally connected to the helmet shell, the visor pivoting between a first position and a second position; an electrical device attached to the visor; a first helmet electrical contact attached to the helmet, the first helmet electrical contact being adapted for electrically connecting to an electrical power source; a first visor electrical contact attached to the visor, the first visor electrical contact being electrically connected to the electrical device, the first visor electrical contact being pivotally connected to the helmet shell about a first pivot axis passing through the first helmet electrical contact, one of the first helmet electrical contact and the first visor electrical contact being biased against an other one of the first helmet electrical contact and the first visor electrical contact, the first visor electrical contact contacting the first helmet electrical contact at all positions between the first position and the second position of the visor; a second helmet electrical contact attached to the helmet, the second helmet electrical contact being adapted for electrically connecting to the electrical power source; and a second visor electrical contact attached to the helmet, the second visor electrical contact being electrically connected to the electrical device, the second visor electrical contact being pivotally connected to the helmet shell about a second pivot axis passing through the second helmet electrical contact, one of the second helmet electrical contact and the second visor electrical contact being biased against an other one of the second helmet electrical contact and the second visor electrical contact, the second visor electrical contact contacting the second helmet electrical contact at all positions between the first position and the second position of the visor. 2. The helmet of claim 1 , wherein the visor is removable. 3. The helmet of claim 1 , wherein the electrical device is a visor heating element. 4. The helmet of claim 3 , wherein the visor comprises an outer visor and an inner visor, the visor heating element being attached to the inner visor. 5. The helmet of claim 3 , wherein the visor comprises an outer visor and an inner visor, the visor heating element being integrated within the inner visor. 6. The helmet of claim 1 , wherein: a left side of the visor is pivotally connected to the helmet shell about the first pivot axis on a left side of the helmet shell; and a right side of the visor is pivotally connected to the helmet shell about the second pivot axis on a right side of the helmet shell. 7. The helmet of claim 6 , wherein the first pivot axis and the second pivot axis are skewed relative to one another. 8. The helmet of claim 1 , wherein the first and second helmet electrical contacts each comprise a spring loaded pin assembly. 9. The helmet of claim 8 , wherein: a left side of the visor is pivotally connected to the helmet shell about the first pivot axis on a left side of the helmet shell; a right side of the visor is pivotally connected to the helmet shell about the second pivot axis on a right side of the helmet shell; a first pin axis of the spring loaded pin assembly of the first helmet electrical contact is coaxial with the first pivot axis; and, a second pin axis of the spring loaded pin assembly of the second helmet electrical contact is coaxial with the second pivot axis. 10. The helmet of claim 1 , wherein; the first helmet electrical contact is biased against the first visor electrical contact; and, the second helmet electrical contact is biased against the second visor electrical contact. 11. The helmet of claim 1 , wherein the first and second visor electrical contacts each comprise a printed circuit board. 12. The helmet of claim 1 , wherein the first and second helmet electrical contacts each comprise a metal plate. 13. The helmet of claim 12 , wherein: the first visor electrical contact is biased against the first helmet electrical contact; and the second visor electrical contact is biased against the second helmet electrical contact. 14. The helmet of claim 13 , wherein the first visor electrical contact is part of a first biasing conductor assembly and the second visor electrical contact is part of a second biasing conductor assembly. 15. The helmet of claim 14 , wherein the first visor electrical contact comprises at least one first conductive leg biased against the first helmet electrical contact, and the second visor electrical contact comprises at least one second conductive leg biased against the second helmet electrical contact. 16. The helmet of claim 15 , wherein the at least one first conductive leg is three first conductive legs arranged in a triangular formation, and the at least one second conductive leg is three second conductive legs arranged in a triangular formation. 17. The helmet of claim 1 , further comprising: a first wire having a first end and a second end, the first end being electrically connected to the first helmet electrical contact, and the second end being adapted for electrically connecting to the power source; and a second wire having a first end and a second end, the first end being electrically connected to the second helmet electrical contact, and the second end being adapted for electrically connecting to the power source. 18. The helmet of claim 17 , further comprising a receiver attached to a back of the helmet shell, the receiver being adapted for connecting to the power source, wherein the second ends of the first wire and second wire are electrically connected to the receiver. 19. The helmet of claim 1 , wherein the helmet shell comprises of an inner shell and an outer shell.
with sunscreens, e.g. tinted or dual visor · CPC title
intended to light the way ahead · CPC title
in an articulated manner, e.g. hinge devices · CPC title
using means for heating, e.g. electric heating of the visor · CPC title
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