CA2074544A1 - Vector thrust converter - Google Patents

Vector thrust converter

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Publication number
CA2074544A1
CA2074544A1 CA 2074544 CA2074544A CA2074544A1 CA 2074544 A1 CA2074544 A1 CA 2074544A1 CA 2074544 CA2074544 CA 2074544 CA 2074544 A CA2074544 A CA 2074544A CA 2074544 A1 CA2074544 A1 CA 2074544A1
Authority
CA
Canada
Prior art keywords
axis
rotation
arm
arms
vector thrust
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.)
Abandoned
Application number
CA 2074544
Other languages
French (fr)
Inventor
Lloyd K. Brown
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
MacMillan Bloedel Ltd
Original Assignee
MacMillan Bloedel Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by MacMillan Bloedel Ltd filed Critical MacMillan Bloedel Ltd
Priority to CA 2074544 priority Critical patent/CA2074544A1/en
Publication of CA2074544A1 publication Critical patent/CA2074544A1/en
Abandoned legal-status Critical Current

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Abstract

VECTOR THRUST CONVERTER
ABSTRACT OF DISCLOSURE
The present invention relates to a vector thrust converter composed of a confining surface eccentric to the axis of rotation of arms each having moveable weights that can move away from the axis of rotation their position being governed by the confining surface. As the arms are rotated the weights on the arms are moved by centrifugal force between their minimum and maximum extended positions relative to the axis of rotation governed by the confining surface so that in their maximum extended position they are most remote from the axis of rotation and therefore develop the highest centrifugal force. In this position as the weights are rotated they generate a net thrust radial of the axis of rotation to the position of maximum extension.
By mounting a plurality of arms and weights for rotation about the axis repeated thrusts or vectors in that radial direction are obtained tending to provide a driving force trying to move the unit in that direction.

Description

20745~4 I

VECTO~ T~IRUST CONTROL
Field of the Invention The present invention relates to a vector thrust converter for converting rotating energy into a thrust in a selected direction.

Background of the Present In~ention The concept of centrifugal force is well known and such forces are used for a variety of different implementations, however it is believed there are no devices based on centrifugal action that convert the centrifugal action directlyinto a vector thrust.
Generally centrifugal force is applied to such devices as gyroscopes or rotary governors or the like but none operate on the principle of con~ming the radius rotation so that the weight is extended farther from the axis of rotationon one side of the axis of rotation than on the other thereby to generate a thrust.

Brief Description of the Present Invention It is an object of the present invention to provide a system for converting a rotating energy into a thrust in a selected direction.
Broadly the present invention relates to a vector thrust converter comprising a confining means having a confining surface eccentric to an axis of rotation, arrn means rotate about said axis of rotation, a weight means associated with each of said arm means to move relative to said axis of rotation when said arm means is rotated about said axis of rotation, said weight means moving on a path corresponding with said confining surface so that in one annular position each said weight means is positioned farthest from said axis of rotation whereby rotation of said arm means results in net thrust in a direction substantially radial to said axis through said angular position wherein said weight means are farthest from said axis of rotation and means to rotate said arm means about said axis of rotation.
Preferably said weight means will move radial of said axis along said arm means as said arm means is rotated.

2074~4 Preferably means will be provided to change the position of said axis of rotation relative to said confining means.
In an alternative embodiment each of said arm means is mounted on a hub for movement relative to said hub and wherein said weight means is 5 fixed to its respective said arm means.
Pre~erably said arm means are mounted in pairs on said hub, one arm on one side and the other of each pair on opposite side of said axis of rotation, said arm means of each said pair being moveable parallel to each other to extend and retract said weight means.
Blief Description of the Drawings Further features, objects and advantages will be evident from the following detailed description of the preferred embodiments of the present invention taken in conjunction with the accompanying drawings in which.
Figure 1 is a schematic cross-sectional illustration with parts omitted illustrating the principle of the present invention.
Figure 2 is a view similar to Figure 1 but wherein arms are mounted in a different manner to that shown in Figure 1.

20 De~cription of the Preferred Embodiments Referring to Figure 1, the present invention comprises a confining means 10 which is in the form of at least one circular ring 12 having an inner periphery 13 centred on axis 14.
The ring 12 may be mounted in any suitable manner. In the illustrated 25 arrangement the ring 12 is mounted on lugs 18 which in turn are supported by wheels 20.
A plurality of arms 22, 24, 26 and 28 (only 4 are show but fewer or more may be used as desired) are mounted ~or rotation as indicated by the arrow 30 (which schematically represents a driving means) about the axis 32 30 (only the arm æ has been shown in any detail the other arms 24, 26, and 28 would be essentially the same as the ar~n 22 but have been represented by dash lines only). The arms may radiate from a single central hub 16 or may ,.

be mounted on sepnrate huhs. More than one set of arms may be used with each set spaced axially along axis 32 and cooperating with its respective ring 12.
The arms in the Figure 1 embodiment (only arm æ will be described) S include a first arm member 22A on one side of the axis 32 and a second arm member 22B on the opposite side of the axis 32~ These members extend in a substantially straight line to form the arm 22 extending radially from the axis 32. A weighted roller æc is mounted on each its respective shaft 22D of the arm members æA and B. The shafts 22D are mounted for sliding movement along their respective arms 22A and 22B, i~e. radially of the axis 32 on tracks 22E as indicated by the arrow 22F~
The rollers 22C engage the inner surface 13 of the ring 12 and are forced thereagainst by centrifugal action as the arm 22 rotates as indicated by the arrow 30 around the axis 32~ In the illustrated arrangement in the position to the left, the radius rmjn of the centre of the gravity or axis of rotation 22D of the weight 22C is significantly smaller than the radius r"~", ofthe weight 22C diametrically opposed (on the right hand side of the axis 32)~
Thus centrifugal force generated by the weight at radius r"",~ is significantly higher than the centrifugal force generated by the weight at radius r" and there is a net vector force 34 to the right in Figure 1.
Obviously when the weight 22C on the left in Figure 1 is rotated to the position on the right in Figure 1 it will generate a sirnilar force 34 as will each of the weights 24C, 26C, 28C as they are rotated about the axis 32~ These forces will tend to move the whole unit in the direction 34~
When each arm is in the position of the arm 26 with the weight equally spaced on opposite sides of the axis 32 and substantially perpendicular to the net vector 34 there ~rill be no component from the weight 26C to the vector 34. In all other positions in the illustrated arrangement the weights will generate a component of force parallel to the direction of the force vector 34 and thus will contribute to this force 34, i~e. the forces generated by the weights will result in a positive component in the direction of the force vector34 when the arrns are not perpendicular to the force vector 34 with the arms rotating in a circular rotary ring.
The position of the axis 32 relative to the axis 14, i.e. the length of the offset preferably will be adjustable as indicated by the arrow 0 to provide a further control (rpm and size of the weights prov;de other controls) of the S magnitude of force 34. The direction of force 34 may also be changed by rotating the axis 32 around the axis 14 as indicated by the arrow 36.
The embodiment shown in Figure 2 is essentially the same as that shown in Figure 1. In this illustration only the arms equivalent to the arms 22 have been shown, but it will be apparent that as many arms as desired may be included each angularly offset from the other as are the arms 22, 24, 26 and 28. The arms preferably will extend in pairs from a plurality of axially spaced hubs so that the ring 12 preferably will be an elongated right cylinder.
In the Figure 2 embodiment the arms equivalent to the arms numbered æA and 22B of the arm. However each of the arm numbered 122A and 122B
is slidably mounted as indicated by the arrows 112 and 114 on the hub 110 which rotates about the axis 32 offset from the axis 14 (like reference numerals have been used to indicate like parts between the two views however those that have been modified are indicated with different reference numerals~.
Another difference between the arms 122A and 122B and the arms 22A and 22B is the fact that no guides are provided on the arms 122A and 122B with the axes 220 of weights or rollers æc being fixed adjacent the free ends of their respective arms 122A and 122B.
It will be apparent that the hub 110 rotates as indicated by the arrow 30 the position of the weight 22A and 22B is determined by the irmer periphery 13 of the ring 12 and rotation of the arms 122A and 122B generates the force 34 in essentially the same manner as the force 34 was generated in the Figure 1 embodiment.

Example Using a single arm 22 having weights 22C of 3.7 Ibs each, in a ring 12 with a surface 13 having a diameter g inches and an offset (i.e. offset between 207~44 s the centre l4 and centre 32) 0 = l 5/8 inches (which resulted in rm~n of 2 7/8 inches and rn""~ of 6 1/8 inches) at an rpm of 189 the output force 34 generated was measured to be between 12 and 14 Ibs. however due to vibration, i.e. the use of only a single arm, the measurements were difficult to5 make. A theoretical calculation indicates that the force 34 would be approximately 12 Ibs. for these conditions.
It will be apparent that if the conditions are altered, the force 34 will be altered as well.
It will also be apparent that the shape of guiding surface 13 need not 10 be circular however care must be taken not to deviate too much from circular or vibration may become excessive or operation erratic.
Having described the invention modifications will be evident to those skilled in the art vvithout departing from the spirit of the invention as defined in the appended claims.

Claims (10)

1. A vector thrust converter comprising a confining means having a confining surface eccentric to an axis of rotation, a weight means associated one with each of said arm means to move relative to said axis of rotation when said arm means is rotated about said axis of rotation, said weight means moving on a path corresponding with said confining surface so that in one annular position each said weight means is positioned farthest from said axis of rotation whereby rotation of said arm means results in net thrust in a direction substantially radial to said axis through said angular position wherein said weight means are farthest from said axis of rotation.
2. A vector thrust converter as defined in claim 1 wherein said weight means are mounted on their respective said arm means move radial of said axis along their respective said arm means as said arm means is rotated.
3. A vector thrust converter as defined in claim 1 wherein a plurality of said arm means radiate from a central hub.
4. A vector thrust converter as defined in claim 1 further comprising means to adjust the position of said axis of rotation relative to said confining means.
5. A vector thrust converter as defined in claim 1 wherein each of said arm means is mounted on a hub means for movement relative to said hub and wherein each said weight means is fixed to its respective said arm means.
6. A vector thrust converter as defined in claim 5 wherein said arm means are mounted in pairs on said hub means, said arm means of each said pair being moveable parallel to each other to extend and retract said weight means.
7. A vector thrust converter as defined in claim 6 wherein one arm of said pair of arms is mounted on one side of said axis and the other arm of said pair of arms is mounted on the opposite side of said axis.
8. A vector thrust converter as defined in claim 5 further comprising means to adjust the position of said axis of rotation relative to said confining means.
9. A vector thrust converter as defined in claim 6 further comprising means to adjust the position of said axis of rotation relative to said confining means.
10. A vector thrust converter as defined in claim 7 further comprising means to adjust the position of said axis of rotation relative to said confining means.
CA 2074544 1992-07-28 1992-07-28 Vector thrust converter Abandoned CA2074544A1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CA 2074544 CA2074544A1 (en) 1992-07-28 1992-07-28 Vector thrust converter

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA 2074544 CA2074544A1 (en) 1992-07-28 1992-07-28 Vector thrust converter

Publications (1)

Publication Number Publication Date
CA2074544A1 true CA2074544A1 (en) 1994-01-29

Family

ID=4150198

Family Applications (1)

Application Number Title Priority Date Filing Date
CA 2074544 Abandoned CA2074544A1 (en) 1992-07-28 1992-07-28 Vector thrust converter

Country Status (1)

Country Link
CA (1) CA2074544A1 (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2013155972A1 (en) * 2012-04-19 2013-10-24 Chiu Chin-Ho Power enhancing device
WO2016101062A1 (en) * 2014-12-22 2016-06-30 Jamel Jebari Machine generating centrifugal forces from eccentrics with variable radius

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2013155972A1 (en) * 2012-04-19 2013-10-24 Chiu Chin-Ho Power enhancing device
CN103375362A (en) * 2012-04-19 2013-10-30 邱金和 Power enhancing device
WO2016101062A1 (en) * 2014-12-22 2016-06-30 Jamel Jebari Machine generating centrifugal forces from eccentrics with variable radius

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