System and method for leveraging force

Abstract

A system (100) for leveraging force comprises a main crosspiece (2) having at least one first end (2a) and an opposite at least one second end (2b) end. The main crosspiece (2) is interconnected by means of an axle (5) with a static wheel (1) at a location (2c), in between the first end (2a) and second end (2b) of the main crosspiece (2), the static wheel (1) is characterized by a first diameter (D). The second end (2b) of the crosspiece (2) is configured to provide an output force F.sub.out at second end (2b) correlated to (L/l)F.sub.in, where F.sub.in is an input force applied to the driving wheel (4), L is a distance between second end (2b) and the main axle (5) and Lis a distance between the first end (2a) and the main axle (5).

Claims

1. A system (100) for leveraging force comprising a main crosspiece (2) having at least one first end (2a) and an opposite at least one second end (2b), said main crosspiece (2) is interconnected by means of an axle (5) with a static wheel (1) at a location (2c), in between said first end (2a) and second end (2b) of said main crosspiece (2), said static wheel (1) has a center and is characterized by a first diameter (D); a driven wheel (3), characterized by a second diameter (d), is interconnected, by means of a hinge (6) with said main crosspiece (2) at said at least one second end (2b); said first diameter (D) is configurable to be smaller, equal to, or greater than said second diameter (d); a surface of the driven wheel (3), and a driving wheel (4), is in non-slipping communication with a surface (1b) of said static wheel (1); said second end (2b) of said crosspiece (2) is configured to provide an output force F.sub.out at second end (2b) correlated to (L/l) F.sub.in, where F.sub.in is an input force applied to said driving wheel (4), L is a distance between second end (2b) and said axle (5) and 1 is a distance between said first end (2a) and said axle (5), wherein output force F.sub.out is not coaxial with the center of the static wheel (1), and wherein the correlation between F.sub.in and F.sub.out accounts for the structural dimensions of the driving wheel (4).

2. The system of claim 1, wherein said L/l ratio, which determines the degree of leveraging of F.sub.in to F.sub.out, is not affected by and does not affect a circumference of the static wheel (1) at which the driving wheel (4) passes at a given time.

3. The system of claim 1, wherein said driving wheel (4) is in communication with said driven wheel (3) by means of a connector (8), said connector (8) linking the driven wheel hinge (6) and a driving wheel axle (7); said first end (2a) of said crosspiece (2) is in communication with said driven wheel (4) said driven wheel hinge (6).

4. A method of leveraging force comprising steps of a. providing a main crosspiece (2) having at least one first end (2a) and an opposite at least one second end (2b), b. interconnecting said main crosspiece (2) by means of an axle (5) with a static wheel (1) at a location (2c), in between said first end (2a) and said second end (2b), said static wheel (1) has a center and is characterized by a first diameter (D); c. interconnecting a driven wheel (3), characterized by a second diameter (d), by means of a hinge (6) with said main crosspiece (2) at said at least one second end (2b); d. configuring said first diameter (D) to be smaller, equal to or greater than said second diameter (d); e. communicating in a non-slipping manner a surface of a driving wheel (4) with a surface (1b) of said static wheel (1); said second end (2b) of said crosspiece 2 is configured to provide an output force F.sub.out at second end (2b) correlated to (L/l) F.sub.in, where F.sub.in is an input force applied to said driving wheel (4), L is a distance between second end (2b) and said axle (5) and 1 is a distance between said first end (2a) and said axle (5), wherein output force F.sub.out is not coaxial with the center of the static wheel (1), and wherein the correlation between F.sub.in and F.sub.out accounts for the structural dimensions of the driving wheel (4).

5. The method of claim 4, wherein force leveraging is defined as a function F.sub.out (L/l)F.sub.in+R, where R is a variable accounting for the structural dimensions of the driving wheel (4).

6. The method of claim 4, wherein said L/l ratio, which determines the degree of leveraging of F.sub.in to F.sub.out, is not affected by and does not affect a circumference of the static wheel (1) at which the driving wheel (4) passes at a given time.

Description

BRIEF DESCRIPTION OF THE FIGURES

(1) Reference will now be made to the accompanying drawings, which are not necessarily drawn to scale:

(2) FIG. 1a,b and FIG. 2a,b depicts two different systems and methods for leveraging force according to an embodiment of the invention; and

(3) FIG. 3 illustrates the effectivity of force leveraging of the systems and methods according to an embodiment of the invention.

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS

(4) Reference is now made to any of FIGS. 1a,b and 2a,b, each of which discloses a schematic and in an out-of-scale manner side and front views (respectively) of two different systems for leveraging force according to an embodiment of the invention. The systems are to be used in e.g., all mechanisms with moving element and energy production. It comprises at least one elongated crosspiece; e.g., a bar-like member provided useful as at least one first main crosspiece (2). The crosspiece is having at least one first end (2a) and an opposite at least one second end (2b) end. The main crosspiece (2) is interconnected by means of an axle (5) with a static wheel (1) at a location (2c), in between the first end (2a) and second end (2b) of the main crosspiece (2). The static wheel (1) is characterized by a first diameter (D). A driving wheel (3), characterized by a second diameter (d), is interconnected, by means of hinge (6) with the main crosspiece (2) at the at least one second end (2b). The first diameter (D) is configurable to be smaller, equal to or greater than the second diameter (d).

(5) Optionally, and according to an embodiment of the invention, driving wheel (3) is provided in connection with a driven wheel (3) or 4. Optionally, and according to yet another embodiment of the invention, driving wheel (3) or (4) is provided in connection with a driven wheel (3) or (4). Optionally, and according to yet another embodiment of the invention, the driving wheel (3) or (4) is in communication with a driven wheel (3) or (4) by means of connector (8). The connector (8) is linking the driven wheel axle (6) and the driving wheel axle (7).

(6) Optionally, and according to yet another embodiment of the invention, a motor (9a). optionally via a gear (9b), is actuating one or more driving wheels.

(7) The surface of driving wheel (3) or (4) is in non-slipping communication with a surface (1b) of the static wheel (1). The first end (2a) of the crosspiece (2) is in communication with the driven wheel (3) or (4) by a driven wheel axle.

(8) It is acknowledged in a non-limiting manner that the novelty and the invention step here is that the second end (2b) of the crosspiece (2) is configured to provide an output force F.sub.out at second end (2b) correlated to (L/l) F.sub.in, where F.sub.in is an input force applied to the driving wheel (4), L is a distance between second end (2b) and the main axle (5) and L is a distance between the first end (2a) and the main axle (5).

(9) Reference is still made to FIGS. 1a,b and 2a,b each of which enables a method of leveraging force. The method comprising steps of providing at least one elongated crosspiece (main crosspiece (2) having at least one first end (2a) and an opposite at least one second end (2b) end; and interconnecting the main crosspiece (2) by means of an axle (5) with a static wheel (1) at a location (2c), in between the first end (2a) and second end (2b), the static wheel (1) is characterized by a first diameter (D). The method further comprising steps of interconnecting a driving wheel (3), characterized by a second diameter (d), by means of hinge (6) with the main crosspiece (2) at the at least one second end (2b); and configuring the first diameter (D) to be smaller, equal to or greater than the second diameter (d). The method further comprising steps of communicating in a non-slipping manner a surface of small driving wheel (4) with a surface (1b) of the static wheel (1); and communicating the first end (2a) of the crosspiece (2) with the small driven wheel (3) by a small driven wheel axle.

(10) It is acknowledged in a non-limiting manner that the novelty and the invention step here is that the second end (2b) of the crosspiece (2) is configured to provide an output force F.sub.out at second end 2b correlated to (L/l) F.sub.in, where F.sub.in is an input force applied to the driving wheel (4), Lis a distance between second end (2b) and the main axle (5) and L is a distance between the first end (2a) and the main axle (5).

(11) It is noted that driving and driven wheels (3 and 4, FIG. 1a,b) are two times bigger than driving and driven wheels (3a and 4b, FIG. 2a,b) so that F.sub.in/F.sub.out varies.

(12) Optionally, the method comprising a step of proving the driving wheel (3) in connection with a driven wheel (4) and/or vis versa proving the driving wheel (4) in connection with a driven wheel (3); still optionally, the method comprising step of communicating the small driving wheel (4) with the small driven wheel (3) by means of connector (8), the connector (8) linking small driven wheel axle (6) and small driving wheel axle (7). Optionally, and according to yet another embodiment of the invention, the method comprising a step of providing then using a motor (9a). optionally via a gear (9b), for actuating one or more driving wheels.

(13) It is acknowledged that the changeable L/l ratio, which determined the degree of leveraging of F.sub.in to F.sub.out, is not affecting and not affected by the constant path (the circumference of the static wheel 1) in which the driving wheel passes at a given time.

(14) The term wheel refers in a non-limiting manner to all type of one or more, and array of wheels and the like, with or without gear and power transitions thereof, including Cogwheel and mechanisms designed to transmit torque to another wheel, gear or toothed component. Such a transition is selected e.g., from mechanical, modules powered by compressed air or compressed inert gases, or fluids, such as oil or water.

(15) Reference is now made to FIG. 3, schematically illustrating a system for leveraging force according to an embodiment of the invention, wherein the force leverage is defined in Eq. 1 below:

(16) $\begin{array}{cc}\mathrm{The}\mathrm{leveraged}\mathrm{output}\mathrm{force}{F}_{\mathrm{out}}=\frac{L}{l}{F}_{\mathrm{in}}& \mathrm{Eq}.1\end{array}$

(17) Table 1 depicts a few examples where an input force (F.sub.in) is 1 N. Assuming no energy lost due to e.g., friction and heating, the output force F.sub.out is in correlation (function) with F.sub.in as defined in Eq. 1.

(18) TABLE-US-00001 TABLE 1 Leveraging F.sub.into elevated (or reduced) F.sub.out in system 100 and methods as defined in any of the above. Radius of ratio long Ratio input long short driving radius to output output force radius radius wheel short radius force to input (N) (L, m) (l, m) (r, m) (L/l) (N) power 1 7 5 1 1.4 1.4 7 1 10 5 1 2 2 10 1 100 5 1 20 20 100 1 5 5 1 1 1 5 1 5 20 1 0.25 0.25 5

(19) The system and method of the present invention as shown in the table above grantee efficient means for leveraging force with reduced impact on the environmental carbon print.

(20) The invention discloses methods, systems and muddles thereof for leveraging force. The system comprises, inter alia, a crosspiece e.g., as shown in the figures, configured to provide an output force F.sub.out at effector end (see e.g., crosspiece 2b) correlated to (L/l)F.sub.in, where F.sub.in is an input force applied to the driving wheel, L is a distance between second end 2b and the main axle and l is a distance between said first end 2a and said main axle.

(21) Reference is now made to FIG. 1a. Output power P.sub.out=(L/r)P.sub.in, where P.sub.in is input power. Hence, when the long radius L is 10 m and the radius of the driving wheel is 1 m, the ratio of output power to input power is 10:1.

(22) The methods and systems described herein are not limited to the specific embodiments described herein. For example, components of each system and/or steps of each method may be used and/or practiced independently and separately from other components and/or steps described herein. In addition, each component and/or step may also be used and/or practiced with other assemblies and methods.

(23) While the invention has been described in terms of various specific embodiments, those skilled in the art will recognize that the invention can be practiced with modification within the spirit and scope of the claims.