Patent US3784204A successfully refreshed from Google Patents.
US3784204A
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US
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Hockey puck
Assignee: SZABO B CA
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Filing: 1971-11-10
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Granted: 1974-01-08
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Expires: 1991-11-10
Abstract
Abstract An improved hockey puck having spherical rollers mounted and retained in depressions formed on each face of the puck during the molding of the puck. The depressions on one face are laterally offset with respect to the depressions on the other face so as to obtain accurately dimensioned depressions after the molding operation.
Inventors
- 👤 J Felber
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 13:44
CPC Classifications
A; A63; A63B; A63B67/00; A63B67/14; A63B2067/146
Claims Analysis
Total Claims: 9
Claim 1
Independent Claim
104 words
A hockey puck comprising a circular disk of moldable, slightly resilient, material, a first set of depressions formed in one circular face of the disk, a second set of depressions formed in the other circular face of the disk, each depression having a truncated spherical shape, a spherical roller mounted and retained in each depression with a minor portion thereof extending from the depression, each depression of the first set on the one face, if projected to the other face along a line parallel to an axis joining the centers of the circular faces, being laterally offset from the depressions on the other face.
Claim 2
Dependent Claim
104 words
A hockey puck comprising a circular disk of moldable, slightly resilient, material, a first set of depressions formed in one circular face of the disk, a second set of depressions formed in the other circular face of the disk, each depression having a truncated spherical shape, a spherical roller mounted and retained in each depression with a minor portion thereof extending from the depression, each depression of the first set on the one face, if projected to the other face along a line parallel to an axis joining the centers of the circular faces, being laterally offset from the depressions on the other face.
Claim 3
Dependent Claim
31 words
A hockey puck as claimed in claim 1, wherein each depression of each set is located substantially the same radial distance from the axis joining the centers of the circular faces.
Claim 4
Dependent Claim
29 words
A hockey puck as claimed in claim 2, wherein each depression of the first set is laterally offset to a position midway between adjacent depressions of the second set.
Claim 5
Dependent Claim
21 words
A hockey puck As claimed in claim 2, wherein the depressions in each set are substantially equally spaced from one another.
Claim 6
Dependent Claim
25 words
A hockey puck as claimed in claim 2, wherein the depressions are adjacent a side edge of the disk joining the first and second faces.
Claim 7
Dependent Claim
22 words
A hockey puck as claimed in claim 5, wherein a central, circular recess is formed in each circular face of the disk.
Claim 8
Dependent Claim
28 words
A hockey puck as claimed in claim 6, wherein each depression is radially positioned substantially midway between the radius of the recesses and the radius of the faces.
Claim 9
Dependent Claim
16 words
A hockey puck as claimed in claim 2, wherein the hockey puck is molded from polyethylene.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1977-01-07 | 1977-07-09 | 1978-01-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1981-01-07 | 1981-07-09 | 1982-01-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1985-01-07 | 1985-07-09 | 1986-01-08 | $7700.00 | Window Closed / Lapsed |