In one aspect, the invention is directed to a sharpener for sharpening a snowice travel member such as a skate blade, a ski or a snowboard, which includes a sharpening surface that is movable lengthwise along an edge face of the item to be sharpened. The sharpening surface may be movable lengthwise
In one aspect, the invention is directed to a sharpener for sharpening a snowice travel member such as a skate blade, a ski or a snowboard, which includes a sharpening surface that is movable lengthwise along an edge face of the item to be sharpened. The sharpening surface may be movable lengthwise by means of a motor and a reciprocating mechanism, or may be manually moved by a user.
대표청구항▼
1. A sharpener, comprising: a body;a skate blade orienting structure, configured to orient a skate blade along a longitudinal direction line;a first sharpening surface positioned for sharpening a first corner edge of the skate blade and a second sharpening surface positioned for sharpening a second
1. A sharpener, comprising: a body;a skate blade orienting structure, configured to orient a skate blade along a longitudinal direction line;a first sharpening surface positioned for sharpening a first corner edge of the skate blade and a second sharpening surface positioned for sharpening a second corner edge of the skate blade; anda drive mechanism configured to move the first and second sharpening surfaces reciprocally relative to the body along a reciprocation path along the longitudinal direction line, wherein the body includes an edge face positioning surface for receiving an edge face of the skate blade, and wherein the sharpener further includes a sharpening surface engagement biasing member that is configured to urge the first and second sharpening surfaces to the edge face. 2. A sharpener as claimed in claim 1, wherein the drive mechanism includes a motor. 3. A sharpener as claimed in claim 2, wherein the motor includes an output shaft rotatable about an output shaft axis, wherein the output shaft includes an offset drive member that is offset from the output shaft axis, and wherein the drive mechanism includes a first driven member and a second driven member, wherein the offset drive member is operatively connected to the first driven member, wherein the first driven member is operatively connected to the second driven member and is slidable at least approximately laterally relative to the second driven member, and wherein the second driven member is slidable at least approximately longitudinally relative to the body, and is operatively connected to the first and second sharpening surfaces. 4. A sharpener as claimed in claim 1, further comprising a first skate blade side face guide surface and a second skate blade side face guide surface, wherein the first and second skate blade side face guide surfaces are spaced apart from each other laterally by a lateral spacing and configured to receive therebetween the skate blade and for centering the skate blade on the first and second sharpening surfaces. 5. A sharpener as claimed in claim 4, wherein the first and second skate blade side face guide surfaces include an abrasive thereon for sharpening a first side face and a second side face of the skate blade. 6. A sharpener, comprising: a body including an edge face positioning surface for receiving an edge face of a skate blade;at least one sharpening surface positioned for sharpening a corner edge of the skate blade;a drive mechanism configured to move the at least one sharpening surface relative to the body; anda sharpening surface biasing member that, in use, is configured to urge the at least one sharpening surface to the edge face of the skate blade,wherein the at least one sharpening surface includes a first sharpening surface configured for sharpening a first corner edge of the skate blade and a second sharpening surface configured for sharpening a second corner edge of the skate blade. 7. A sharpener as claimed in claim 6, further comprising a sharpening base, wherein the first sharpening surface and the second sharpening surface are mounted on the sharpening base and wherein, in use, the sharpening base is movable by the sharpening surface engagement biasing member to the edge face of the skate blade. 8. A sharpener, comprising: a body including an edge face positioning surface for receiving an edge face of a skate blade;at least one sharpening surface positioned for sharpening a corner edge of the skate blade;a drive mechanism configured to move the at least one sharpening surface relative to the body;a sharpening surface biasing member that, in use, is configured to urge the at least one sharpening surface to the edge face of the skate blade; andat least one item engagement sensor positioned to sense the engagement of the skate blade with the sharpening surface,wherein the item engagement sensor is positioned to detect movement of the sharpening surface against the force of the sharpening surface engagement biasing member. 9. A sharpener as claimed in claim 8, further comprising at least one item imperfection sensor positioned to sense any imperfections on the corner edge of the skate blade. 10. A sharpener, comprising: a body including an edge face positioning surface for receiving an edge face of a skate blade;at least one sharpening surface positioned for sharpening a corner edge of the skate blade;a drive mechanism configured to move the at least one sharpening surface relative to the body; anda sharpening surface biasing member that, in use, is configured to urge the at least one sharpening surface to the edge face of the skate blade; andwherein the at least one sharpening surface is provided on a disposable element that is removably connectable to a non-disposable portion of the sharpener,wherein the disposable element is a sharpening base, and wherein the at least one sharpening surface and the sharpening surface biasing member are integral with each other,wherein the sharpening base includes a first wall and a second wall, wherein the at least one sharpening surface and the at least one sharpening surface biasing member are positioned on at least one tongue that extends from at least one of the first and second walls towards the other of the first and second walls. 11. A sharpener as claimed in claim 10, wherein the first and second walls each have a bottom end and wherein the sharpening base further comprises a resilient hinge member that connects the first and second walls together at the bottoms ends and biases the first and second walls towards a rest position. 12. A sharpener, comprising: a body including an edge face positioning surface for receiving an edge face of a skate blade;at least one sharpening surface positioned for sharpening a corner edge of the skate blade;a drive mechanism configured to move the at least one sharpening surface relative to the body; anda sharpening surface biasing member that, in use, is configured to urge the at least one sharpening surface to the edge face of the skate blade,wherein the at least one sharpening surface is provided on a disposable element that is removably connectable to a non-disposable portion of the sharpener,wherein the disposable element is a sharpening base, and wherein the at least one sharpening surface and the sharpening surface biasing member are integral with each other,wherein the sharpening base includes a first wall and a second wall, wherein the at least one sharpening surface includes a first edge face sharpening surface and a first side face sharpening surface, wherein the first edge face sharpening surface and the first side face sharpening surface are positioned on a first tongue that extends from one of the first and second walls towards the other of the first and second walls, and wherein the first edge face sharpening surface and the first side face sharpening surface cooperate to sharpen a first corner edge of the skate blade,and wherein the at least one sharpening surface further includes a second edge face sharpening surface and a second side face sharpening surface, wherein the second edge face sharpening surface and the second side face sharpening surface are positioned on a second tongue that extends from the other of the first and second walls towards the one of the first and second walls, and wherein the second edge face sharpening surface and the second side face sharpening surface cooperate to sharpen a second corner edge of the skate blade. 13. A sharpener as claimed in claim 12, further comprising first and second tongue flexure limit structures positioned to limit the travel of the first and second tongues respective.
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이 특허에 인용된 특허 (30)
Courchesne Richard L. (3931 Sherwood Blvd. Delray Beach FL 33445), Blade sharpening device.
Exner Walter R. (R.R. #1 Tappen ; British Columbia CAX V0E 2X0) Exner Vincent A. (8273 Copper Place Mission ; British Columbia CAX V2V 5X5) Foucher Urbin L. (23177 - 129th Avenue Maple Ridge ; Britis, Portable ice skate blade sharpener.
Peacock Wally E. (726-10th Avenue Castlegar ; British Columbia CAX) Carew Martin T. (3209-5th Avenue Castlegar ; British Columbia CAX), Portable skate sharpener.
Weidmo Thomas (Slagavgen 9 S-198 00 Blsta SEX) Edlund Lars G. E. (Mrbylund 17 S-182 30 Danderyd SEX) Gullstrand Knut S. R. (Kevingeringen 83 S-182 33 Danderyd SEX) Malmgren Carl H. J. (Styrmansgatan , Process and device for grinding elongated objects.
Hannaford James H. (Calgary CAX) Myrfield Warren (Aldergrove CAX) Weiler David H. (Calgary CAX) Trofimenkoff Frederick N. (Calgary CAX) Consay Joseph A. (Calgary CAX) Dobie Donald M. (Calgary CAX), Skate sharpening apparatus.
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