US20110043910A1 - Tripod-connecting adapter - Google Patents
Tripod-connecting adapter Download PDFInfo
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- US20110043910A1 US20110043910A1 US12/917,932 US91793210A US2011043910A1 US 20110043910 A1 US20110043910 A1 US 20110043910A1 US 91793210 A US91793210 A US 91793210A US 2011043910 A1 US2011043910 A1 US 2011043910A1
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- United States
- Prior art keywords
- tripod
- base portion
- pair
- binoculars
- adapter according
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- 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.)
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B23/00—Telescopes, e.g. binoculars; Periscopes; Instruments for viewing the inside of hollow bodies; Viewfinders; Optical aiming or sighting devices
- G02B23/16—Housings; Caps; Mountings; Supports, e.g. with counterweight
- G02B23/18—Housings; Caps; Mountings; Supports, e.g. with counterweight for binocular arrangements
Definitions
- the present invention relates to a tripod-connecting adapter for connecting a pair of binoculars to a tripod.
- a conventional tripod-connecting adapter for connecting a pair of binoculars to a tripod
- a one including an adapter body on which a through hole is formed, a screw member that is rotatably inserted into the through hole and whose tip portion is connected to a mechanical axis (a joint shaft) of the pair of binoculars, and a friction-force-generation member that is disposed on the adapter body and has given friction force upon connecting the screw member to the mechanical axis (see, for example, Japanese Patent Application Laid-Open No. 2002-072104).
- the present invention provides a tripod-connecting adapter for connecting a pair of binoculars to a tripod comprising: a base portion that has a width in which a left and a right lens barrels of the pair of binoculars to be placed thereon come into contact therewith, and restricts rotation of the pair of binoculars around a joint shaft that connects the pair of lens barrels of the pair of binoculars; and a holding device that is provided on the base portion and is connected to the joint shaft to support the pair of lens barrels so that said pair of lens barrels may be placed on an upper surface of the base portion to come in contact therewith, and restricts movement of the pair of binoculars in an optical axis direction of the pair of binoculars.
- the present invention makes it possible to provide a tripod-connecting adapter capable of effectively suppressing inclination of a pair of binoculars from a horizontal position around a joint shaft and variation in an interpupillary distance of the pair of binoculars.
- FIG. 1 is a plan view showing a tripod-connecting adapter according to the present invention.
- FIG. 2 is a front view showing a tripod-connecting adapter according to the present invention.
- FIG. 3 is a sectional view sectioned along A-A line in FIGS. 1 and 2 .
- FIG. 4 is a front view upon connecting the tripod-connecting adapter according to the present invention to a pair of binoculars.
- FIG. 5 is a plan view showing a state where a tripod-connecting adapter according to the present invention is connected to a pair of binoculars, and a digital camera is connected to an eyepiece portion of the binoculars through a camera adapter.
- FIG. 1 is a plan view showing a tripod-connecting adapter according to the present invention.
- FIG. 2 is a front view showing a tripod-connecting adapter according to the present invention.
- FIG. 3 is a sectional view sectioned along A-A line in FIGS. 1 and 2 .
- FIG. 4 is a front view upon connecting the tripod-connecting adapter according to the present invention to a pair of binoculars.
- FIG. 5 is a plan view showing a state where a tripod-connecting adapter according to the present invention is connected to a pair of binoculars, and a digital camera is connected to an eyepiece portion of the binoculars through a camera adapter.
- up and down direction indicates in a state when a pair of binoculars is held horizontally in an ordinary manner
- left and right direction indicates in a state that is seen from an eyepiece position when a pair of binoculars is held horizontally in an ordinary manner
- upper side of the drawing is an eyepiece side
- lower side of the drawing is an objective lens side
- the depth side of the drawing is a lower direction
- the near side of the drawing is an upper direction
- the depth side of the drawing is an eyepiece side
- the near side of the drawing is an objective lens side
- the upper side of the drawing is an upper direction
- the lower side of the drawing is a lower direction.
- the right side of the drawing is an eyepiece side
- the left side of the drawing is an objective lens side
- the upper side of the drawing is an upper direction
- the lower side of the drawing is a lower direction.
- a pair of binoculars 200 used in the present embodiment is equipped with, as seen from an eyepiece side, a pair of lens barrels of a left lens barrel 1 and a right lens barrel 2 , and a bridge portion 5 that connects lens barrels 1 and 2 parallel.
- the lens barrel 1 there are provided an objective lens 7 L and an eyepiece 8 L, and an erecting prism 9 L is disposed on an optical path between the objective lens 7 L and the eyepiece 8 L.
- a left telescopic optical system is composed of the objective lens 7 L, the eyepiece 8 L, and the erecting prism 9 L.
- an objective lens 7 R and an eyepiece 8 R there are provided an objective lens 7 R and an eyepiece 8 R, and an erecting prism 9 R is disposed on an optical path between the objective lens 7 R and the eyepiece 8 R.
- a right telescopic optical system is composed of the objective lens 7 R, the eyepiece 8 R, and the erecting prism 9 R.
- the bridge portion 5 connects lens barrels 1 and 2 at two portions of an objective lens side portion and an eyepiece side portion.
- An eyepiece side bridge portion 5 a connects lens barrels 1 and 2 at the eyepiece 8 L, 8 R side in the optical axis L 1 , L 2 direction.
- the bridge portion 5 a is composed of an arm portion 11 provided in a body with the lens barrel 1 in the vicinity of the erecting prism 9 L, an arm portion 12 provided in a body with the lens barrel 2 in the vicinity of the erecting prism 9 R, and a joint shaft 14 that has a cylindrical shape and becomes a central axis member of the joint mechanism connecting these arm portions 11 and 12 to form a joint mechanism.
- a hole 11 a is provided on the arm portion 11 in the optical axis direction
- a hole 12 a is provided on the arm portion 12 in the optical axis direction.
- the hole 11 a of the arm portion 11 and the hole 12 a of the arm portion 12 are disposed coaxially in the optical axis direction, and the joint shaft 14 is inserted into these holes 11 a and 12 a .
- the joint shaft 14 is fitted into the holes 11 a and 12 a , holds one arm portion 11 rotatable around the joint shaft 14 , and holds the other arm portion 12 non-rotatable around the joint shaft 14 .
- the arm portions 11 and 12 are connected in a relatively rotatable manner around the axis MA through the joint shaft 14 in order to adjust an interpupillary distance at the center of the lens barrels 11 and 12 .
- the axis MA and the optical axes L 1 and L 2 of the telescopic optical systems are parallel.
- an unillustrated washer is disposed between the arm portions 11 and 12 .
- An unillustrated annular portion that protrudes radially from the joint shaft 14 is formed at the eyepiece side 8 L and 8 R of the outer circumference of the joint shaft 14 .
- an unillustrated male screw is formed at the objective lens 7 L, 7 R side of the outer circumference of the joint shaft 14 .
- the arm portions 11 and 12 With clamping a nut 14 a on the male screw from the objective lens 7 L, 7 R side, the arm portions 11 and 12 are tightened in the optical axis L 1 , L 2 direction by the annular portion and the nut 14 a with the unillustrated washer in between, so that friction force is generated between the arm portions and the washer.
- the magnitude of the friction force is such that an arbitrary angle formed by the lens barrels 1 and 2 can be secured with overcoming the weight of the lens barrels 1 and 2 , and the lens barrels 1 and 2 can be relatively rotated around the axis MA with applying given external force.
- the eyepiece side bridge portion 5 a has a joint mechanism composed of the joint shaft 14 , arm portions 11 and 12 , and the unillustrated washer, and makes the lens barrels 1 and 2 relatively bendable in an arbitrary angle around the axis MA.
- An objective lens side bridge portion 5 b also has a joint mechanism composed of similar arm portions and a joint shaft.
- an interpupillary distance of the pair of binoculars 200 can be adjusted by relatively rotating the lens barrels 1 and 2 around the axis MA.
- a screw for connecting a tripod-connecting adapter 100 explained later in detail is provided on an inner circumference of the joint shaft 14 .
- the screw for connecting the tripod-connecting adapter 100 is a female screw 15 formed on the objective lens 7 L, 7 R side inner circumference of the joint shaft 14 , and formed coaxially with the axis MA.
- an unillustrated cap is attached to the female screw 15 .
- FIGS. 1 through 3 are a plan view, a front view, and a sectional view sectioned along A-A line in FIGS. 1 and 2 , respectively, of the tripod-connecting adapter (hereinafter simply called as an adapter) 100 .
- the adapter 100 is composed of an operating portion 17 on which a screw portion 17 a that connects the pair of binoculars 200 to the adapter 100 is formed, a hold member 19 which holds the operating portion 17 and in which a column portion 17 c of the operating portion 17 is inserted, a base portion 22 through which the hold member 19 is inserted movably in up and down direction in FIG. 3 and on which the pair of binoculars 200 is to be placed, screw portions 24 that are formed on the base portion 22 for connecting to a tripod, and a clamp mechanism 25 that is engaged with the hold member 19 to adjust a relative position in up and down direction between the base portion 22 and the operating portion 17 .
- a portion of the hold member 19 is provided with two guide bars 20 a and 20 b that are integrally connected and disposed under the operating portion 17 .
- portions that are inserted into the base portion 22 are the guide bars 20 a and 20 b.
- the operating portion 17 is composed of a knob 17 b that is disposed at the objective lens side of the guide bars 20 a and 20 b for rotating operation, the column portion 17 c that extends from the center of the knob 17 b toward the eyepiece 8 L, 8 R side in the optical axis direction of the pair of binoculars 200 (hereinafter called as an optical axis direction) upon connecting the binoculars 200 to the adapter 100 , and the screw portion 17 a that is formed on an end portion of the column portion 17 c .
- a hole 19 a in which the column portion 17 c of the operating portion 17 is inserted is formed, and on the eyepiece 8 L, 8 R side thereof, an elastic plate member 23 formed by an elastic material such as rubber is provided.
- a hole 23 a is formed on the elastic plate member 23 at a position corresponding to the hole 19 a of the hold member 19 , and the diameter of the hole 23 a of the elastic plate member 23 is formed smaller than the diameter of the screw portion 17 a of the operating portion 17 .
- the column portion 17 c of the operating portion 17 is inserted from the objective lens 7 L, 7 R side of the hold member 19 into the hole 19 a of the hold member 19 .
- the column portion 17 c of the operating portion 17 passes through the hole 23 a of the elastic plate member 23 , and the screw portion 17 a is protruded outward from the elastic plate member 23 which is the tip portion of the hold member 19 , and the hold member 19 is disposed to the outer circumferential side of the column portion 17 c .
- the operating portion 17 is held by the hold member 19 , and the elastic plate member 23 becomes a retainer of the screw portion 17 a of the operating portion 17 from the objective lens 7 side.
- the screw portion 17 a of the operating portion 17 is screwed into the female screw 15 formed on the inner circumference of the joint shaft 14 of the pair of binoculars 200 (see FIG. 5 ) to connect the binoculars 200 to the adapter 100 .
- the pair of binoculars 200 is restricted movement in the optical axis L 1 , L 2 direction.
- two guide bars 20 a and 20 b which are portions of the hold member 19 , are round bars each having a circular section, and provided along the optical axis.
- the operating portion 17 and the hold member 19 are held at the lower position by the base portion 22 on which the pair of binoculars 200 is placed.
- the base portion 22 has substantially a rectangular shape having a width where left and right lens barrels of the binoculars come into contact with.
- the center portion in right and left direction extends in the optical axis L 1 , L 2 direction, and forms a thick portion 28 .
- the base portion 22 is composed of the thick portion 28 that extends in the optical axis L 1 , L 2 direction, a left plate portion 30 a on which the left lens barrel 1 of the pair of binoculars 200 is placed, and a right plate portion 30 b on which the right lens barrel 2 of the pair of binoculars 200 is placed, each extending in left or right direction from left or right side of the thick portion 28 .
- Nonskid members 31 a and 31 b which come in contact with the left and right lens barrels of the binoculars 200 , are stuck on the upper surfaces of left and right plate portions 30 a and 30 b , respectively, in order to prevent the position of the binoculars 200 placed on the surfaces from shifting.
- screw portions 24 for connecting a tripod are provided under the thick portion 28 . With providing screw portions 24 there, it becomes possible to widen the contact area to the tripod, so that the adapter can be stably fixed to a tripod.
- the lens barrels 1 and 2 are restricted from rotating around the joint shaft 14 (axis MA), the interpupillary distance of the binoculars 200 is prevented from varying, and horizontality of the binoculars can be secured.
- Holes 32 a and 32 b in which guide bars 20 a and 20 b are inserted are provided up and down direction in the vicinity of the objective lens 7 L, 7 R side end of the thick portion 28 of the base portion 22 (see FIG. 3 ).
- two guide bars 20 a and 20 b are provided on the hold member 19 , two holes 32 a and 32 b corresponding to the positions of the guide bars 20 a and 20 b are provided on the thick portion 28 .
- the base portion 22 and guide bars 20 a and 20 b can be relatively movable in up and down direction.
- the reason why the two guide bars 20 a and 20 b are provided on the hold member 19 is as follows.
- each guide bar 20 a , 20 b adopts a round bar having a circular cross section, when only one guide bar 20 a is used, there is a risk that the hold member 19 connected to the guide bar 20 a may be turned around the guide bar 20 a .
- another guide bar 20 b is provided on the hold member 19 , and with inserting the guide bar 20 b also into the base portion 22 , the hold member 19 and the operating portion 17 held by the hold member 19 are prevented from rotating around the guide bar 20 a.
- a fixing means for fixing a relative position in the up and down direction between the guide bars 20 a , 20 b and the base portion 22 is provided on the objective lens 7 L, 7 R side end of the thick portion 28 of the base portion 22 , and the hole 35 in the optical axis direction is communicated with the hole 32 a at the objective lens 7 L, 7 R side among two holes 32 a and 32 b in which the guide bars 20 a and 20 b are inserted.
- a female screw 35 a is formed on the inner circumference of the optical axis L 1 , L 2 direction hole 35 , and a clamp screw 38 is screwed therein from the objective lens 7 L, 7 R side.
- the clamp screw 38 is screwed in until a tip thereof comes into contact with the guide bar 20 a inserted into the up and down direction hole 32 a of the base portion 22 .
- the fixing means for fixing a relative position in the up and down direction between the guide bar 20 a and the base portion 22 is the clamp mechanism 25 using the clamp screw 38 .
- a clamp-operating portion 40 is attached on the outer circumferential side of a disk-shaped head portion 39 of the clamp screw 38 .
- the clamp-operating portion 40 is composed of an annular portion 40 a , and a lever portion 40 b protruding radially from the annular portion 40 a .
- a female serration 40 c is formed on the inner circumference of the annular portion 40 a , and meshed with a male serration 39 c formed on the outer circumference of the head portion 39 of the clamp screw 38 .
- the clamp-operating portion 40 is removably attached to the head portion 39 of the clamp screw 38 by the serration mechanism.
- the clamp-operating portion 40 is attached to the head portion 39 of the clamp screw 38 with the lever 40 b coming lower side.
- the objective lens 7 L, 7 R side ends of the left and right plate portions 30 a and 30 b of the base portion 22 are protruding in the optical axis L 1 , L 2 direction to the objective lens 7 L, 7 R side more than the objective lens 7 L, 7 R side end of the thick portion 28 (see FIG. 1 ).
- a left step portion 42 a having a step in the optical axis L 1 , L 2 direction between the end of the thick portion 28 and the end of the left plate portion 30 a and a right step portion 42 b having a step in the optical axis L 1 , L 2 direction between the end of the thick portion 28 and the end of the right plate portion 30 b are respectively formed (see FIGS. 1 and 2 ).
- the lever portion 40 b of the clamp-operating portion 40 has a sufficient length to hit the left or right step portion 42 a or 42 b , in other words, the end portion of the left or right plate portion 30 a or 30 b upon rotating the lever portion 40 b , so that a distance between the left and right step portions 42 a and 42 b is a certain width capable of restricting rotation of the lever 40 b within a given range.
- rotation range of the clamp screw 38 is restricted within a given range, so that coming out of the clamp screw 38 is prevented.
- a portion that passes through the base portion 22 to protrude downward is inserted into a case 45 provided integrally with the thick portion 28 of the base portion 22 .
- the inner diameter of the case 45 is formed larger than the diameter of the guide bar 20 a .
- a screw 46 is attached on the lower end of the guide bar 20 a , and the diameter of the head of the screw 46 is larger than the diameter of the guide bar 20 a , and smaller than the inner diameter of the case 45 .
- a compression spring 48 is inserted on the outer circumferential side of the guide bar 20 a that is on the inner circumferential side of the case 45 .
- An end portion of the compression spring 48 is touched to the lower surface of the base portion 22 , and the other end portion is touched to the head of the screw 46 .
- the guide bar 20 a is biased downward by elasticity of the compression spring 48 .
- the pair of binoculars 200 connected to the screw portion 17 a of the operating portion 17 is biased toward the base portion 22 , in other words, in a direction that a distance between the operating portion 17 and the base portion 22 becomes narrow, and fixed with being pressed to the base portion 22 .
- a safety measure for preventing a finger of an operator from getting caught between the operating portion 17 and the base portion 22 is provided.
- a resisting means for resisting the bias force to the guide bar 20 a is provided. The construction is explained below.
- a hole 50 extending in the optical axis L 1 , L 2 direction is provided on the objective lens 7 L, 7 R side end of the thick portion 28 of the base portion 22 , and the hole 50 is interconnected with the hole 32 a , extending in the up and down direction, in which the guide bar 20 a is inserted.
- a ball 52 is inserted in the hole 50 , and a compression spring 55 is inserted between the ball 52 and a screw 54 that blocks the hole 50 from the end side.
- the ball 52 is biased toward the side surface of the guide bar 20 a by elasticity of the compression spring 55 .
- a groove is provided at a given position of a middle position in the up and down direction of the guide bar 20 a .
- the position where the groove is provided is a position where the resistance force overcoming bias force of the guide bar 20 a toward the base portion 22 caused by the compression spring 48 is to be applied.
- two grooves 57 a and 57 b are provided on the guide bar 20 a .
- the lower side groove 57 b is provided in the vicinity of the center of the guide bar 20 a
- the upper side groove 57 a is provided at a position near to the operating portion 17 .
- the guide bar 20 a Upon removing the pair of binoculars 200 from the adapter 100 , when the clamp screw 38 is loosened, the guide bar 20 a is moved downward by elasticity of the compression spring 48 . In this instance, the ball 52 biased toward the side surface of the guide bar 20 a by the compression spring 55 is fallen in the lower groove 57 b or the upper groove 57 a by the downward movement of the guide bar 20 a . Accordingly, the downward moving speed of the guide bar 20 a is reduced or the downward movement is stopped, so that even if a finger of an operator is there between the operating portion 17 and the base portion 22 , it becomes possible to prevent the finger from getting tightly caught by the operating portion 17 .
- two grooves 57 a and 57 b are provided, so that even if the movement of the guide bar 20 a is stopped when the ball 52 is fallen into the upper groove 57 a , a sufficient space for keeping a finger is secured between the operating portion 17 and the base portion 22 .
- the groove may be one.
- the downward bias force of the guide bar 20 a is also resisted by an air damper mechanism 65 .
- the air damper mechanism 65 is explained below.
- An O-ring 60 is attached to the head of the screw 46 connected to the lower end of the guide bar 20 a , and the O-ring 60 is slid on the inner circumference of the case 45 .
- the lower end of the case 45 is shielded, and an air hole 62 that is communicated with the outer space is formed on a given position of the side surface of the case 45 .
- the position where the air hole 62 is provided is a position where a sufficient space for keeping a finger between the operating portion 17 and the base portion 22 can be secured upon moving the guide bar 20 a downward by the compression spring 48 .
- the screw 46 is located upper than the air hole 62 upon connecting the pair of binoculars 200 to the adapter 100 .
- the guide bar 20 a Upon removing the pair of binoculars 200 from the adapter 100 , when the clamp screw 38 is loosened, the guide bar 20 a is moved downward by elasticity of the compression spring 48 . In this instance, the air in the case 45 is gradually leaked through the air hole 62 as the movement of the guide bar 20 a , so that the screw 46 attached to the guide bar 20 a is moved downward together with the guide bar 20 a until the position where the air hole 62 is provided. However, the case 45 becomes airtight by the screw 46 and the lower portion of the case 45 lower than the position where the air hole 62 is provided, so that the guide bar 20 a does not move lower than the position. Accordingly, the downward movement of the guide bar 20 a is stopped, and the distance between the operating portion 17 and the base portion 22 does not narrowed any more, so that an injury caused by jamming a finger can be prevented.
- the guide bars 20 a and 20 b are pulled upward by pulling the hold member 19 upward.
- the screw portion 17 a of the operating portion 17 is meshed with, and screwed into the female screw 15 , which is for connecting with the adapter and is provided on the joint shaft 14 of the pair of binoculars 200 , so that the adapter 100 is connected to the pair of binoculars 200 .
- the operating portion 17 , the hold member 19 and the pair of binoculars 200 become in a body. Accordingly, the pair of binoculars 200 can be moved in up and down direction together with the guide bars 20 a and 20 b connected to the hold member 19 .
- the guide bars 20 a and 20 b are moved downward until the left and right lens barrels 1 and 2 of the binoculars 200 come into contact with the left and right plate portions 30 a and 30 b of the base portion 22 .
- There are various shapes of the lens barrels from the objective lens 7 L, 7 R side to the eyepiece 8 L, 8 R side such as a cylindrical shape parallel to the optical axis L 1 , L 2 , and a tapered shape having inclination from the objective lens 7 L, 7 R side to the eyepiece 8 L, 8 R side.
- the lower side of the lens barrels come into contact with the nonskid members 31 a , 31 b of the plate portions 30 a , 30 b from the objective lens 7 L, 7 R side to the eyepiece 8 L, 8 R side.
- the shapes of the nonskid members 31 a , 31 b are made to have shapes corresponding to the tapered shapes of the lens barrels, the lower portions of the lens barrels can come into contact with the nonskid members from the objective lens 7 L, 7 R side to the eyepiece 8 L, 8 R side 31 a , 31 b , so that the pair of binoculars can be further stabilized.
- the nonskid members 31 a , 31 b of the plate portions 30 a , 30 b may be varied corresponding to the shapes of the lens barrels of the pair of binoculars.
- the pair of binoculars 200 is pressed to the base portion 22 to be stabilized.
- the clamp screw 38 is screwed until the tip portion of the clamp screw 38 comes into contact with the guide bar 20 a .
- the relative position in up and down direction between the guide bar 20 a and the base portion 22 is fixed, the position between the base portion 22 and the female screw 15 for connecting the adapter to the binoculars 200 can be invariable, so that the pair of binoculars 200 is fixed to the adapter 100 .
- the clamp-operating portion 40 When the clamp screw 38 is screwed until the clamp screw 38 comes into contact with the guide bar 20 a , the clamp-operating portion 40 is connected to the head portion 39 of the clamp screw 38 with the lever 40 b coming lower side. In this state, when the clamp-operating portion 40 is turned to make the clamp screw 38 strongly contact with the guide bar 20 a , the position of the guide bar 20 a does not change, so that the pair of binoculars 200 does not move in up and down direction.
- FIG. 5 is a plan view showing a state where a digital camera 70 is connected to one lens barrel 2 of the pair of binoculars 200 that is connected to the tripod-connecting adapter 100 in this manner.
- the digital camera 70 is connected through a camera adapter 71 .
- a heavy object such as the digital camera 70 is connected to the one lens barrel 2
- downward force in other words, force in shortening the interpupillary distance around the axis MA is applied to the one lens barrel 2 by the weight of the digital camera 70 .
- the adapter 100 according to the present invention since the lens barrels 1 and 2 are fixed to the base portion 22 , even if the weight is applied to the one lens barrel 2 , the lens barrel 2 does not rotate around the axis MA. As a result, the horizontal position of the binoculars 200 can be maintained, and the interpupillary distance does not change.
- the clamp-operating portion 40 is rotated in loosening direction of the clamp screw 38 . Then, the clamp-operating portion 40 is removed from the head portion 39 of the clamp screw 38 , and the clamp screw 38 is further loosened. The contact between the tip portion of the clamp screw 38 and the guide bar 20 a is released, and the guide bars 20 a and 20 b can be moved in the up and down direction.
- the pair of binoculars 200 is lifted upward together with the guide bars 20 a and 20 b , and the knob 17 b of the operating portion 17 is rotated to release connection between the knob 17 b of the operating portion 17 and the female screw 15 of the joint shaft 14 of the binoculars 200 . In this manner, the pair of binoculars 200 can be removed from the adapter 100 .
- the operating portion 17 where the pair of binoculars 200 have been removed from is drawn by elasticity of the compression spring 48 toward the base portion 22 together with the guide bar 20 a .
- the guide bar 20 a is stopped at a given position by engagement between the groove 57 a or 57 b of the guide bar 20 a and the ball 52 , or by the air damper mechanism 65 , so that an injure of the finger getting caught between the operating portion 17 and the base portion 22 can be prevented.
- the present invention is not limited to the above-described constructions or shapes according to the present embodiment.
- round bars are used for the guide bars 20 a and 20 b in consideration of processability and smooth movement, a flat board may be used instead.
- a hold member of an operating portion may be integrally provided to a guide bar having a flat board shape.
- the relative position of the screw portion 17 a of the operating portion 17 with respect to the base portion 22 may be movable, it is sufficient that a long hole extending in up and down direction is formed on the hold member 19 , and the screw portion 17 a movably inserted into the long hole.
- the hold member 19 may be fixed to the base portion 22 . With constructing in this manner, only the operating portion 17 becomes movable along up and down direction of the hold member 19 , so that the relative position between the screw portion 17 a of the operating portion 17 and the base portion 22 can be adjusted.
- the screw portion 24 for attaching a tripod is provided under the base portion 22 , even if it is provided under the case 45 , the effect of the present invention does not change. In this manner, the present invention may be suitably corrected or altered.
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Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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US13/347,929 US8264771B2 (en) | 2008-05-14 | 2012-01-11 | Tripod-connecting adapter |
Applications Claiming Priority (3)
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JP2008127370 | 2008-05-14 | ||
JP2008-127370 | 2008-05-14 | ||
PCT/JP2009/058874 WO2009139398A1 (ja) | 2008-05-14 | 2009-05-01 | 三脚取付け用アダプタ |
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PCT/JP2009/058874 Continuation WO2009139398A1 (ja) | 2008-05-14 | 2009-05-01 | 三脚取付け用アダプタ |
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US13/347,929 Continuation US8264771B2 (en) | 2008-05-14 | 2012-01-11 | Tripod-connecting adapter |
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US20110043910A1 true US20110043910A1 (en) | 2011-02-24 |
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US12/917,932 Abandoned US20110043910A1 (en) | 2008-05-14 | 2010-11-02 | Tripod-connecting adapter |
US13/347,929 Expired - Fee Related US8264771B2 (en) | 2008-05-14 | 2012-01-11 | Tripod-connecting adapter |
Family Applications After (1)
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US13/347,929 Expired - Fee Related US8264771B2 (en) | 2008-05-14 | 2012-01-11 | Tripod-connecting adapter |
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US (2) | US20110043910A1 (ja) |
JP (1) | JP5318860B2 (ja) |
GB (1) | GB2471975B (ja) |
WO (1) | WO2009139398A1 (ja) |
Cited By (2)
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US20140071339A1 (en) * | 2012-09-09 | 2014-03-13 | Gary Wayne Baker | Camera Mount Adapter For Multiple Devices |
DE202014001983U1 (de) * | 2014-03-06 | 2015-06-09 | Carl Zeiss Sports Optics Gmbh | Stativadapter, insbesondere für Binokulare |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
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JP5627058B1 (ja) * | 2014-04-04 | 2014-11-19 | エイチアイ リゾリューション エンタープライズ エルエルシイ | 携帯端末と双眼鏡との接合用アダプター |
US10684462B1 (en) | 2019-01-05 | 2020-06-16 | Ephraim Blu Bentley | Binocular adaptor assembly |
US10310249B1 (en) | 2019-01-05 | 2019-06-04 | Ephraim Blu Bentley | Binocular adaptor assembly |
US11048073B2 (en) * | 2019-04-17 | 2021-06-29 | Bushnell, Inc. | System and method for binocular tripod adapter with automatic locking engagement |
US11913596B2 (en) * | 2020-04-02 | 2024-02-27 | Preston Owens | Binocular/tripod adapter system |
DE102020124202B4 (de) * | 2020-09-16 | 2022-06-02 | Leica Camera Aktiengesellschaft | Halter |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4557451A (en) * | 1984-09-10 | 1985-12-10 | Joseph Conway | Binocular rests |
US5437427A (en) * | 1994-01-25 | 1995-08-01 | Johnson; Peter D. | Binocular mounting assembly for astronomical observations |
US5930036A (en) * | 1997-03-02 | 1999-07-27 | Cluff; Kenneth L. | Binocular spotting scope assembly |
US6460815B1 (en) * | 1999-05-11 | 2002-10-08 | Swarovski Optik Kg | Tripod adapter for binoculars |
US6540185B2 (en) * | 2000-08-30 | 2003-04-01 | Fuji Photo Optical Co., Ltd. | Tripod attachment for binoculars |
US20080156948A1 (en) * | 2006-12-28 | 2008-07-03 | Richard Cameron | Tripod attachment for binoculars |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0228489Y2 (ja) * | 1985-04-20 | 1990-07-31 |
-
2009
- 2009-05-01 JP JP2010511994A patent/JP5318860B2/ja not_active Expired - Fee Related
- 2009-05-01 WO PCT/JP2009/058874 patent/WO2009139398A1/ja active Application Filing
- 2009-05-01 GB GB1018801.9A patent/GB2471975B/en not_active Expired - Fee Related
-
2010
- 2010-11-02 US US12/917,932 patent/US20110043910A1/en not_active Abandoned
-
2012
- 2012-01-11 US US13/347,929 patent/US8264771B2/en not_active Expired - Fee Related
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4557451A (en) * | 1984-09-10 | 1985-12-10 | Joseph Conway | Binocular rests |
US5437427A (en) * | 1994-01-25 | 1995-08-01 | Johnson; Peter D. | Binocular mounting assembly for astronomical observations |
US5930036A (en) * | 1997-03-02 | 1999-07-27 | Cluff; Kenneth L. | Binocular spotting scope assembly |
US6460815B1 (en) * | 1999-05-11 | 2002-10-08 | Swarovski Optik Kg | Tripod adapter for binoculars |
US6540185B2 (en) * | 2000-08-30 | 2003-04-01 | Fuji Photo Optical Co., Ltd. | Tripod attachment for binoculars |
US20080156948A1 (en) * | 2006-12-28 | 2008-07-03 | Richard Cameron | Tripod attachment for binoculars |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20140071339A1 (en) * | 2012-09-09 | 2014-03-13 | Gary Wayne Baker | Camera Mount Adapter For Multiple Devices |
US8817178B2 (en) * | 2012-09-09 | 2014-08-26 | Gary Wayne Baker | Camera mount adapter for multiple devices |
DE202014001983U1 (de) * | 2014-03-06 | 2015-06-09 | Carl Zeiss Sports Optics Gmbh | Stativadapter, insbesondere für Binokulare |
Also Published As
Publication number | Publication date |
---|---|
WO2009139398A1 (ja) | 2009-11-19 |
GB2471975A (en) | 2011-01-19 |
GB2471975B (en) | 2012-12-05 |
US20120105950A1 (en) | 2012-05-03 |
US8264771B2 (en) | 2012-09-11 |
GB201018801D0 (en) | 2010-12-22 |
JPWO2009139398A1 (ja) | 2011-09-22 |
JP5318860B2 (ja) | 2013-10-16 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
STCB | Information on status: application discontinuation |
Free format text: ABANDONED -- FAILURE TO PAY ISSUE FEE |