Patent US4824304A successfully refreshed from Google Patents.
US4824304A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Rotary welding member made of resin
Assignee: Nifco Inc
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Filing: 1987-07-22
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Granted: 1989-04-25
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Expires: 2007-07-22
Abstract
Abstract A rotary welding member made of resin comprising a post portion, and a disk-shaped flange portion integrally mounted on one end of the post portion and having a plurality of ribs formed thereon in the radial direction.
Inventors
- 👤 Teruji Shibayama
- 👤 Yoshio Kaneko
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 14:01
CPC Classifications
B; B29; B29C; B29C65/00; B29C65/02; B29C65/06; B29C65/0672; B29C65/069; B29C66/00; B29C66/01; B29C66/05; B29C66/10; B29C66/11; B29C66/112; B29C66/1122; B29C66/13; B29C66/131; B29C66/349; B29C66/3494; B29C66/40; B29C66/47; B29C66/474; B29C66/80; B29C66/83; B29C66/832; B29C66/8322; B29C65/56; B29C65/58; B29C65/60; B29C65/606; B29C65/609; B29C66/348; B29L; B29L2031/00; B29L2031/727; B29L2031/7282; B29L2031/737; Y; Y10; Y10S; Y10S411/00; Y10S411/904; Y10S411/908
Claims Analysis
Total Claims: 25
Claim 1
Independent Claim
189 words
A rotary welding member integrally molded of synthetic resin material, comprising: a post portion; a disk-shaped flange portion integrally mounted upon one end of said post portion; means mounted upon said rotary welding member for enabling high-speed rotation of said rotary welding member by means of a high-speed rotating tool; said disk-shaped flange portion having a first surface to be friction welded to a substrate as a result of partial melting of said first surface of said disk-shaped flange portion in response to heat generated between said first surface of said disk-shaped flange portion and said substrate as a result of friction developed between said first surface of said disk-shaped flange portion and said substrate during said high-speed rotation of said welding member by said high-speed rotating tool while in contact with said substrate; and three or more radially extending ribs formed upon a second surface of said disk-shaped flange portion opposite said first surface for causing cooling air to flow across said second surface of said disk-shaped flange portion in order to dissipate an excess portion of said generated heat so as to prevent deterioration of said substrate.
Claim 2
Dependent Claim
189 words
A rotary welding member integrally molded of synthetic resin material, comprising: a post portion; a disk-shaped flange portion integrally mounted upon one end of said post portion; means mounted upon said rotary welding member for enabling high-speed rotation of said rotary welding member by means of a high-speed rotating tool; said disk-shaped flange portion having a first surface to be friction welded to a substrate as a result of partial melting of said first surface of said disk-shaped flange portion in response to heat generated between said first surface of said disk-shaped flange portion and said substrate as a result of friction developed between said first surface of said disk-shaped flange portion and said substrate during said high-speed rotation of said welding member by said high-speed rotating tool while in contact with said substrate; and three or more radially extending ribs formed upon a second surface of said disk-shaped flange portion opposite said first surface for causing cooling air to flow across said second surface of said disk-shaped flange portion in order to dissipate an excess portion of said generated heat so as to prevent deterioration of said substrate.
Claim 3
Dependent Claim
22 words
The rotary welding member as claimed in claim 1, wherein said ribs decline in height towards the periphery of the flange portion.
Claim 4
Dependent Claim
27 words
The rotary welding member as claimed in claim 1, wherein the flange portion is formed therein with a plurality of holes in the direction of thickness thereof.
Claim 5
Dependent Claim
25 words
The rotary welding member as set forth in claim 1, wherein: four ribs are equiangularly disposed about a longitudinal axis of said rotary welding member.
Claim 6
Dependent Claim
18 words
The rotary welding member as set forth in claim 1, wherein: said rotary welding member is a stud.
Claim 7
Dependent Claim
18 words
The rotary welding member as set forth in claim 1, wherein: said rotary welding member is a fastener.
Claim 8
Dependent Claim
28 words
The rotary welding member as set forth in claim 1, wherein: said high-speed rotating enabling means are mounted upon said disk-shaped flange portion of said rotary welding member.
Claim 9
Dependent Claim
32 words
The rotary welding member as set forth in claim 7, wherein: said high-speed rotating enabling means are mounted upon exterior peripheral portions of said disk-shaped flange portion of said rotary welding member.
Claim 10
Dependent Claim
24 words
The rotary welding member as set forth in claim 8, wherein: said high-speed rotating enabling means comprises a pair of diametrically oppositely disposed projections.
Claim 11
Dependent Claim
25 words
The rotary welding member as set forth in claim 2, wherein: four ribs are equiangularly disposed about a longitudinal axis of said rotary welding member.
Claim 12
Dependent Claim
18 words
The rotary welding member as set forth in claim 2, wherein: said rotary welding member is a stud.
Claim 13
Dependent Claim
18 words
The rotary welding member as set forth in claim 2, wherein: said rotary welding member is a fastener.
Claim 14
Dependent Claim
28 words
The rotary welding member as set forth in claim 2, wherein: said high-speed rotating enabling means are mounted upon said disk-shaped flange portion of said rotary welding member.
Claim 15
Dependent Claim
32 words
The rotary welding member as set forth in claim 13, wherein: said high-speed rotating enabling means are mounted upon exterior peripheral portions of said disk-shaped flange portion of said rotary welding member.
Claim 16
Dependent Claim
23 words
The rotary welding member as set forth in claim 14, wherein: said high-speed rotating enabling means comprises a pair of diametrically opposed projections.
Claim 17
Dependent Claim
25 words
The rotary welding member as set forth in claim 3, wherein: four ribs are equiangularly disposed about a longitudinal axis of said rotary welding member.
Claim 18
Dependent Claim
27 words
The rotary welding member as set forth in claim 3, wherein: four of said holes are equiangularly disposed about a longitudinal axis of said rotary welding member.
Claim 19
Dependent Claim
18 words
The rotary welding member as set forth in claim 3, wherein: said rotary welding member is a stud.
Claim 20
Dependent Claim
18 words
The rotary welding member as set forth in claim 3, wherein: said rotary welding member is a fastener.
Claim 21
Dependent Claim
38 words
The rotary welding member as set forth in claim 3, wherein: said high-speed rotating enabling means comprises a pair of diametrically opposed projections mounted upon exterior peripheral portions of said disk-shaped flange portion of said rotary welding member.
Claim 22
Dependent Claim
199 words
A rotary welding member integrally molded of synthetic resin material, comprising: a post portion; a disk-shaped flange portion integrally mounted upon one end of said post portion; means mounted upon said rotary welding member for enabling high-speed rotation of said rotary welding member by means of a high-speed rotating tool; said disk-shaped flange portion having a first surface to be friction welded to a substrate as a result of partial melting of said first surface of said disk-shaped flange portion in response to heat generated between said first surface of said disk-shaped flange portion and said substrate as a result of friction developed between said first surface of said disk-shaped flange portion and said substrate during said high-speed rotation of said welding member by said high-speed rotating tool while in contact with said substrate; and a plurality of radially extending ribs, each of which has a substantially rectangular configuration in cross-section, formed upon a second surface of said disk-shaped flange portion opposite said first surface for causing cooling air to flow across said second surface of said disk-shaped flange portion in order to dissipate an excess portion of said generated heat so as to prevent deterioration of said substrate.
Claim 23
Dependent Claim
199 words
A rotary welding member integrally molded of synthetic resin material, comprising: a post portion; a disk-shaped flange portion integrally mounted upon one end of said post portion; means mounted upon said rotary welding member for enabling high-speed rotation of said rotary welding member by means of a high-speed rotating tool; said disk-shaped flange portion having a first surface to be friction welded to a substrate as a result of partial melting of said first surface of said disk-shaped flange portion in response to heat generated between said first surface of said disk-shaped flange portion and said substrate as a result of friction developed between said first surface of said disk-shaped flange portion and said substrate during said high-speed rotation of said welding member by said high-speed rotating tool while in contact with said substrate; and a plurality of radially extending ribs, each of which has a substantially rectangular configuration in cross-section, formed upon a second surface of said disk-shaped flange portion opposite said first surface for causing cooling air to flow across said second surface of said disk-shaped flange portion in order to dissipate an excess portion of said generated heat so as to prevent deterioration of said substrate.
Claim 24
Dependent Claim
230 words
A rotary welding member integrally molded of synthetic resin material, comprising: a post portion; a disk-shaped flange portion integrally mounted upon one end of said post portion; means mounted upon said rotary welding member for enabling high-speed rotation of said rotary welding member by means of a high-speed rotating tool; said disk-shaped flange portion having a first surface to be friction welded to a substrate as a result of partial melting of said first surface of said disk-shaped flange portion in response to heat generated between sadi first surface of said disk-shaped flange portion and said substrate as a result of friction developed between said first surface of said disk-shaped flange portion and said substrate during said high-speed rotation of said welding member by said high-speed rotating tool while in contact with said substrate; and a plurality of radially extending ribs, each of which has a cross-sectional configuration defined by means of upstanding sidewalls, extending at predetermined angles with respect to a second surface of said disk-shaped flange portion opposite said first surface, and an upper surface interconnecting the upper ends of said upstanding sidewalls and spaced above said second surface of said disk-shaped flange portion, for causing cooling air to flow across said second surface of said disk-shaped flange portion in order to dissipate an excess portion of said generated heat so as to prevent deterioration of said substrate.
Claim 25
Dependent Claim
230 words
A rotary welding member integrally molded of synthetic resin material, comprising: a post portion; a disk-shaped flange portion integrally mounted upon one end of said post portion; means mounted upon said rotary welding member for enabling high-speed rotation of said rotary welding member by means of a high-speed rotating tool; said disk-shaped flange portion having a first surface to be friction welded to a substrate as a result of partial melting of said first surface of said disk-shaped flange portion in response to heat generated between sadi first surface of said disk-shaped flange portion and said substrate as a result of friction developed between said first surface of said disk-shaped flange portion and said substrate during said high-speed rotation of said welding member by said high-speed rotating tool while in contact with said substrate; and a plurality of radially extending ribs, each of which has a cross-sectional configuration defined by means of upstanding sidewalls, extending at predetermined angles with respect to a second surface of said disk-shaped flange portion opposite said first surface, and an upper surface interconnecting the upper ends of said upstanding sidewalls and spaced above said second surface of said disk-shaped flange portion, for causing cooling air to flow across said second surface of said disk-shaped flange portion in order to dissipate an excess portion of said generated heat so as to prevent deterioration of said substrate.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1992-04-24 | 1992-10-24 | 1993-04-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1996-04-24 | 1996-10-24 | 1997-04-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2000-04-24 | 2000-10-24 | 2001-04-25 | $7700.00 | Window Closed / Lapsed |