James McLean is issued a patent for a piano.
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| Number | Title | Issue Date |
| 7240376 | Sports helmet The present invention provides a sports helmet, such as a football, hockey, lacrosse or baseball helmet. The helmet includes a shell having an outer surface, a front region, a rear region, and two side regions. A jaw flap extends from each ear flap towards the front... | 07/10/2007 |
| 6934971 | Football helmet A new football helmet includes: a jaw flap attached to the ear flap of the helmet, and the jaw flap overlies the sides of the lower jaw of football player; and a face guard connector which includes a shock absorbing member. ... | 08/30/2005 |
| 6871525 | Method and apparatus for testing football helmets A method and apparatus for testing a football helmet utilizes a weighted pendulum arm to impart an impact force upon the helmet. Linear head acceleration and rotational head acceleration caused by the impact force is measured and a Head Impact Power Index is compute... | 03/29/2005 |
| 6826509 | System and method for measuring the linear and rotational acceleration of a body part A system and method for determining the magnitude of linear and rotational acceleration of and direction of impact to a body part, such as a head includes positioning a number of single-axis accelerometers proximate to the outer surface of the body part. A number of... | 11/30/2004 |
| D492818 | Jaw pad for a protective helmet | 07/06/2004 |
| 6240571 | Protective helmet with adjustable sizes An adjustable helmet liner for a protective helmet is disclosed. The adjustable helmet liner comprises at least one liner wall having a peripheral surface adapted to substantially conform to, and fit within, the protective helmet for engagement with the h... | 06/05/2001 |
| 6081932 | Chin strap assembly for use with an athletic helmet The chin strap assembly for use with an athletic helmet includes a chin cup member having a flexible strap on each side of the chin cup member, each flexible strap passing through a plurality of slots formed in the chin cup member.... | 07/04/2000 |
| 5794274 | Chin protector for helmets A chin protector for helmets, such as football helmets, includes an inner member and an outer member, and a suspension arrangement for at least partially suspending, in a spaced relationship, a portion of the outer member from a central portion of the inn... | 08/18/1998 |
| 5404590 | Football helmet motion restrictor A football helmet motion restrictor is provided which can be adjusted to vary its size, and does not reduce the size of the neck opening of the shoulder pads to which the motion restrictor is mounted.... | 04/11/1995 |
| 5263203 | Integrated pump mechanism and inflatable liner for protective In accordance with one aspect of the present invention is a specific, illustrative embodiment of an integrated pump and inflatable liner assembly which comprises a hollow inflatable member for the reception and storage of fluid, the inflatable member havi... | 11/23/1993 |
| 5175889 | Inflatable liner for protective headgear An inflatable liner for protective headgear comprising, in accordance with one aspect of the present invention, a reinforced hollow strip for the reception and storage of fluid, the strip having a selected size so as to line the protective headgear and pa... | 01/05/1993 |
| 5035009 | Protective helmet and liner A protective helmet and liner therefor includes a sheet of sound deadening material which fits between impact force absorbing pad structures disposed on the interior of the protective helmet.... | 07/30/1991 |
| 5029341 | Football shoulder pad A shoulder pad for a football player, includes a rib protector pad body disposed adjacent to the body arch members and releasably connected to the pad body disposed beneath the body arch members of the shoulder pad.... | 07/09/1991 |
| 4985931 | Shock absorbing pad structure for athletic equipment A shock absorbing pad structure for athletic equipment, such as shoulder pads, has a foam member, having an undulated configuration formed by a plurality of elevations and dperessions, arranged in a staggered relationship with respect to one another, disp... | 01/22/1991 |
| 4926503 | Athletic shock absorbing pad An athletic shock absorbing pad structure includes a flexible open-celled foam member disposed in a flexible enclosure and the flexible open-celled foam member comprises two layers of open-celled foam, the density of the layers of open-celled foam being d... | 05/22/1990 |
| 4872216 | Cantilever strap for football shoulder pads A cantilever strap for a shoulder pad for a football player has a central portion which overlies the acromioclavicular area of the shoulder of the football player, and has a width which is substantially greater than two inches.... | 10/10/1989 |
| 4831668 | Padding structure for use in protective headgear The jaw pad is formed of resilient material having a uniform thickness and formed in a curved shape corresponding to the curvature of the earflaps of the headgear. Four female snap members are secured to its back face, capable of engaging the three male s... | 05/23/1989 |
| 4646368 | Adjustable chin strap assembly for athletic helmets This invention relates to an adjustable chin strap assembly for use with athletic helmets. The chin strap assembly consists of a flexible piece of material which forms the chin cup, two support straps slideably attached to this chin cup, two adjustment pi... | 03/03/1987 |