Did You Know...
...that several people are credited with the invention of the flush toilet? Most people have heard of Thomas Crapper (1837-1910), the sanitary engineer who invented the valve-and-siphon arrangement that made the modern toilet possible. Another claimant to "the throne" was British inventor Alexander Cumming who patented a toilet in 1775. Then there's a nameless Minoan (a native of ancient Crete) who lived 4,000 years ago who supposedly was ahead of his time and created the first flush toilet!
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| Number | Title | Issue Date |
| 8353066 | Easily adjusted retention system for helmets Strap buckles for headgear can be independently adjusted by single-handed operation while the headgear is worn. To tighten the straps, the wearer pulls a strap buckle toward the chin. The adjustment preferably involves a 1:1 length-adjustment ratio, such that the st... | 01/15/2013 |
| 8156574 | Helmet adjustment system A protective sport helmet, such as for lacrosse, includes a hard shell portion, a lining portion, and an adjustment mechanism. The inner side of the adjustment mechanism includes an adjustment protective pad. Together, the lining portion and the inner surface of the... | 04/17/2012 |
| 8056150 | Helmet adjustment system A protective sport helmet, such as for lacrosse, includes a hard shell portion, a lining portion, and an adjustment mechanism. The inner side of the adjustment mechanism includes an adjustment protective pad. Together, the lining portion and the inner surface of the... | 11/15/2011 |
| 8028344 | Hinged attachment of headgear to a helmet A hinge mechanism for attaching ear accessories to a helmet allows an accessory to be attached at a point outside the helmet shell utilizing, for example, a slidable mounting rail, and to reach under the edge of the helmet shell so that the accessory is supported in... | 10/04/2011 |
| 7908667 | Mounting system for accessories on a safety helmet Embodiments of a fixture secured, securable to, or integral with the outer shell of a helmet of the type that has a bulge or protrusion on a side thereof to facilitate convenient positional adjustment, attachment and removal of multiple accessories include a fixture... | 03/22/2011 |
| 7849517 | Mounting system for accessories on a safety helmet Embodiments of a fixture secured, securable to, or integral with the outer shell of a helmet to facilitate convenient positional adjustment, attachment and removal of multiple accessories include a fixture, attachable to the helmet, for securely receiving an accesso... | 12/14/2010 |
| 7600268 | Helmet retention system with improved stability A mounting buckle for a safety helmet includes at least one mating member configured for attachment to a V-shaped strap having an apex, the apex of the strap being substantially flush with the abutment surface. This configuration channels the tension in the straps a... | 10/13/2009 |
| 7178175 | Retention system for safety helmet An improved retention system for a protective helmet comprises slide/coupling mechanisms on opposite sides of the helmet shell, and a movable element at the rear of the helmet. Fastening of the chinstrap secures the helmet in the downward direction and tightens the ... | 02/20/2007 |
| 6698431 | Apparatus and method for supporting human body during itimate activity The present invention relates to apparatuses and methods for supporting a human body during intimate activities. The apparatuses include a base connected to an adjustable frame and one or more support surfaces for at least partially supporting the human b... | 03/02/2004 |
| 5734994 | Ventilated safety helmet with progressively crushable liner A safety helmet has a hard outer shell having front and rear edges. A bowl-shaped liner with front and rear edges and a peak between the edges is contoured to fit snugly in the shell so that the front and rear edges of the liner are adjacent to the front ... | 04/07/1998 |
