专利摘要:
A bicycle frame includes a saddle stem 3 and a head 4 interconnected by upper 1 and lower 2 bars and cast in a lightweight metal or alloy, particularly magnesium. At least one element 2, of the frame is cast in an open section 32 which is subsequently closed by means of a second casting 33 secured in the open section by adhesive and preferably also mechanically interlocked therewith. The mechanical interlocking is provided by interengaging elements 41, 42, 43 arranged at an angle oblique to the length of the castings. The upper 1 and lower 2 bars are joined by a structural bridge 31 linking them at a location between the head 4 and the saddle stem 3. The lower bar 2 joins the saddle stem 3 at an intermediate point. <IMAGE>
公开号:SU1540652A3
申请号:SU864028647
申请日:1986-11-17
公开日:1990-01-30
发明作者:Джордж Кирк Фрэнсис
申请人:Фрэнсис Джордж Кирк (GB);
IPC主号:
专利说明:

Phage.2
Fa.Ch
1-E
Fiz.7
FIG 3
HELL
FIG. five
Phage 6
MF
Fig.8
nk
FIG. ff
FIG. ten
5M
Bu3af
11
ft / ". f2
权利要求:
Claims (11)
[1]
Claim
1. A bicycle frame comprising a saddle bar and a head connected to each other by upper and lower bars, in which at least the saddle bar and the upper and lower bars are made in one piece of light metal or alloy, characterized in that that, in order to increase reliability and durability, at least one frame element is made in the form of a part with an open profile, with the possibility of fixing another part in it.
[2]
2. The frame according to claim 1, characterized in that the second part is fixed in the open profile of the first part by means of glue.
[3]
3. Frame pop. 1, characterized in that the second part is fixed in the open profile of the first by means of magnesium casting.
[4]
4. The frame according to claim 1, characterized in that the lower beam is made of a C-shaped cross section, and the second part connected to it is also made of a C-shaped cross section, with the shelves
C-shaped sections of both parts are directed towards one another with the possibility of shelves covering one part of the shelves of the other.
[5]
5. The frame according to claim 2, characterized in that the connection of the two parts is ensured by interlocking elements located along the length of the parts at an angle to their longitudinal axis.
[6]
6. The frame is pop, 5, with the fact that the interlocking elements are pins installed in the corresponding holes in the parts by means of glue.
[7]
7. The frame according to claim 5, characterized in that the interlocking “2Q xia elements are cast protrusions and recesses in the corresponding parts.
[8]
8. The frame according to claim 1, about a torn and I with the fact that the upper and lower bars are connected by a bridge placed between the head and the saddle bar.
[9]
9. The frame of claim 8, characterized in that the said bridge has an I-profile.
[10]
10. The frame according to claim 1, characterized in that the lower beam is connected to the saddle rod between the place of attachment of the upper beam to it and its lower end.
Priority points:
03.20.85 pp * 1-4 and 8-10;
[11]
08/14/85 according to claims 5-7.
Bb
2 ε- £
Fi . 7 rooms
Aa
ViewM
Fig. 11 '
ViewM $ 78.12
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同族专利:
公开号 | 公开日
IN165997B|1990-02-24|
KR870700537A|1987-12-29|
AU585328B2|1989-06-15|
AU5548386A|1986-10-13|
AT50744T|1990-03-15|
US4746136A|1988-05-24|
CN86101907A|1986-12-17|
EP0216840B1|1990-03-07|
BR8606552A|1987-08-04|
DE3669295D1|1990-04-12|
GB2172557A|1986-09-24|
GB8520379D0|1985-09-18|
WO1986005458A1|1986-09-25|
CN1007611B|1990-04-18|
GB2172557B|1988-07-27|
CA1267432A|1990-04-03|
EP0216840A1|1987-04-08|
引用文献:
公开号 | 申请日 | 公开日 | 申请人 | 专利标题

US594136A|1897-11-23|Bicycle-frame |
GB292767A|1927-06-15|1928-06-28|Birmingham Small Arms Co Ltd|Improvements in or relating to duplex frames for motor cycles|
FR669766A|1929-02-16|1929-11-20|Mechanobloc frame-housing for bicycles and similar vehicles|
GB575144A|1944-02-22|1946-02-05|James Booth & Company Ltd|Improvements relating to tubular frames for cycles and other structures|
FR2265602B1|1974-03-29|1977-03-04|Ramond Louis|
AT377736B|1982-09-01|1985-04-25|Steyr Daimler Puch Ag|FRAME FOR TWO-WHEELED VEHICLES|
GB2136745B|1983-03-21|1986-12-17|Francis George Kirk|Lightweight bicycle frame|GB2136745B|1983-03-21|1986-12-17|Francis George Kirk|Lightweight bicycle frame|
EP0295799B1|1987-06-19|1993-05-12|Honda Giken Kogyo Kabushiki Kaisha|Motorcycle frame|
US5011172A|1989-01-30|1991-04-30|Bellanca August T|Lightweight bicycle with improved front and rear wheel fork and method of constructing same|
FR2646824B1|1989-03-25|1997-03-28|Honda Motor Co Ltd|MOTORCYCLE CHASSIS, AND METHOD AND APPARATUS FOR ITS MANUFACTURE|
US5249818A|1991-07-26|1993-10-05|Cannondale Corporation|Method of making frames from tubular members and frames made by the method|
US6017048A|1992-06-05|2000-01-25|Fritschen; Thomas M.|Aero bicycle frame|
JP3023657B2|1995-09-25|2000-03-21|本田技研工業株式会社|Rear swing arm of motorcycle|
JP3759271B2|1997-02-07|2006-03-22|本田技研工業株式会社|Scooter-type vehicle body frame|
JP3838592B2|1997-04-01|2006-10-25|本田技研工業株式会社|Motorcycle body cover support structure|
DE202004021609U1|2004-04-19|2009-06-04|Canyon Bicycles Gmbh|Seat tube for a bicycle frame|
EP2177426A1|2008-10-17|2010-04-21|Cicli Pinarello S.P.A.|Tubular frame for bicycles|
TWI381971B|2010-04-01|2013-01-11|Kabo Tool Co|Bicycle frame|
KR101500370B1|2013-08-16|2015-03-09|현대자동차 주식회사|Frame unit of bicycle and manufacturing method thereof|
BE1028442B1|2020-06-29|2022-01-31|E2 Drives Sa|E-bike frame part|
法律状态:
优先权:
申请号 | 申请日 | 专利标题
GB858507166A|GB8507166D0|1985-03-20|1985-03-20|Bicycle & frame|
GB08520379A|GB2172557B|1985-03-20|1985-08-14|Bicycle frame and bicycle|
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