GB1369186A - Load-lifting jacks - Google Patents
Load-lifting jacksInfo
- Publication number
- GB1369186A GB1369186A GB2852473A GB2852473A GB1369186A GB 1369186 A GB1369186 A GB 1369186A GB 2852473 A GB2852473 A GB 2852473A GB 2852473 A GB2852473 A GB 2852473A GB 1369186 A GB1369186 A GB 1369186A
- Authority
- GB
- United Kingdom
- Prior art keywords
- load
- engaging
- groove
- lifting
- jack
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F3/00—Devices, e.g. jacks, adapted for uninterrupted lifting of loads
- B66F3/08—Devices, e.g. jacks, adapted for uninterrupted lifting of loads screw operated
- B66F3/12—Devices, e.g. jacks, adapted for uninterrupted lifting of loads screw operated comprising toggle levers
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Geology (AREA)
- Mechanical Engineering (AREA)
- Structural Engineering (AREA)
- Vehicle Cleaning, Maintenance, Repair, Refitting, And Outriggers (AREA)
Abstract
1369186 Load-engaging Jack heads AISIN SEIKI KK 15 June 1973 28524/73 Heading B8J A load-lifting jack of pantograph construction has a load-lifting head 14 with a longitudinal groove 27 which increases in width towards its ends to allow limited pivotal movement of a longitudinal member engaged in the groove 27. As illustrated in Fig. 2 (not shown) movement of about 30 degrees either way is permitted. Pivoted upper and lower arms 10, 11 and 12, 13 have respective meshing teeth and are actuated by a lead-screw 24 threaded through a nut 17 and engaging a thrust bearing 25.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB2852473A GB1369186A (en) | 1973-06-15 | 1973-06-15 | Load-lifting jacks |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB2852473A GB1369186A (en) | 1973-06-15 | 1973-06-15 | Load-lifting jacks |
Publications (1)
Publication Number | Publication Date |
---|---|
GB1369186A true GB1369186A (en) | 1974-10-02 |
Family
ID=10277001
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB2852473A Expired GB1369186A (en) | 1973-06-15 | 1973-06-15 | Load-lifting jacks |
Country Status (1)
Country | Link |
---|---|
GB (1) | GB1369186A (en) |
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2345386A2 (en) * | 1976-03-26 | 1977-10-21 | Rousseau Ets | Lifting jack for road vehicle - has four lifting arms and horizontal screw with cams on arm ends to permit bearing pad to float |
FR2534238A1 (en) * | 1982-10-12 | 1984-04-13 | Renault | Articulated scissor jack. |
GB2168948A (en) * | 1984-12-27 | 1986-07-02 | Aisin Seiki | Jacks for vehicles |
US4836502A (en) * | 1987-03-21 | 1989-06-06 | Aisin Seiki Kabushiki Kaisha | Pantograph jack |
GB2218400A (en) * | 1988-05-14 | 1989-11-15 | Metallifacture Ltd | Vehicle jack |
FR2646662A1 (en) * | 1989-05-03 | 1990-11-09 | Rousseau Ets | Jack for vehicles |
FR2671065A1 (en) * | 1990-12-28 | 1992-07-03 | Fabrication Accessoires Automo | Jack head as well as jacks including this head |
-
1973
- 1973-06-15 GB GB2852473A patent/GB1369186A/en not_active Expired
Cited By (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2345386A2 (en) * | 1976-03-26 | 1977-10-21 | Rousseau Ets | Lifting jack for road vehicle - has four lifting arms and horizontal screw with cams on arm ends to permit bearing pad to float |
FR2534238A1 (en) * | 1982-10-12 | 1984-04-13 | Renault | Articulated scissor jack. |
GB2168948A (en) * | 1984-12-27 | 1986-07-02 | Aisin Seiki | Jacks for vehicles |
US4836502A (en) * | 1987-03-21 | 1989-06-06 | Aisin Seiki Kabushiki Kaisha | Pantograph jack |
GB2218400A (en) * | 1988-05-14 | 1989-11-15 | Metallifacture Ltd | Vehicle jack |
GB2218400B (en) * | 1988-05-14 | 1991-12-11 | Metallifacture Ltd | Vehicle jack |
FR2646662A1 (en) * | 1989-05-03 | 1990-11-09 | Rousseau Ets | Jack for vehicles |
FR2671065A1 (en) * | 1990-12-28 | 1992-07-03 | Fabrication Accessoires Automo | Jack head as well as jacks including this head |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PS | Patent sealed | ||
PCNP | Patent ceased through non-payment of renewal fee |