CN108113250A - A kind of intelligence book end - Google Patents
A kind of intelligence book end Download PDFInfo
- Publication number
- CN108113250A CN108113250A CN201810122491.5A CN201810122491A CN108113250A CN 108113250 A CN108113250 A CN 108113250A CN 201810122491 A CN201810122491 A CN 201810122491A CN 108113250 A CN108113250 A CN 108113250A
- Authority
- CN
- China
- Prior art keywords
- groups
- book end
- plate
- support plate
- fixed plate
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Classifications
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47B—TABLES; DESKS; OFFICE FURNITURE; CABINETS; DRAWERS; GENERAL DETAILS OF FURNITURE
- A47B65/00—Book-troughs; Accessories specially adapted for book-storing, e.g. book-ends
- A47B65/10—Book-troughs; Accessories specially adapted for book-storing, e.g. book-ends adjustable
- A47B65/15—Partitions, e.g. dividers
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47B—TABLES; DESKS; OFFICE FURNITURE; CABINETS; DRAWERS; GENERAL DETAILS OF FURNITURE
- A47B97/00—Furniture or accessories for furniture, not provided for in other groups of this subclass
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47B—TABLES; DESKS; OFFICE FURNITURE; CABINETS; DRAWERS; GENERAL DETAILS OF FURNITURE
- A47B2220/00—General furniture construction, e.g. fittings
- A47B2220/0091—Electronic or electric devices
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- Toys (AREA)
Abstract
The present invention relates to the technical field of stationery sports goods auxiliary equipment, more particularly to a kind of intelligent book end, it can not only prevent left book end and right book end from being tilted by books to push there is a situation where sliding, but also conveniently the distance between left book end and right book end be adjusted；And effective bearing height of left book end and right book end can be adjusted, to be suitable for the books of different height, improve practicability；Including left book end, right book end, register instrument, placing box and two groups of connecting rods, left book end includes the left support plate in left fixed plate and left fixed plate, right book end includes the right support plate in right fixed plate and right fixed plate, working chamber is provided in placing box, two groups of motors, two groups of shafts, slide plate, two groups of ball bearings and two groups of threaded drive rods are provided in working chamber, the top of placing box is provided with two groups of horizontal strip through-holes, further includes left adjustable plate, right adjustable plate, left adjusting screw rod, right adjusting screw rod, left adjusting nut and right adjusting nut.
Description
Technical field
The present invention relates to the technical field of stationery sports goods auxiliary equipment, more particularly to a kind of intelligent book end.
Background technology
It is well known that book end is the article for books is supported steadily to stand, with the development of science and technology occurring on the market
A kind of intelligence book end, can record reading state while books is supported steadily to stand, in the neck of office, teaching
It is widely used in a variety of applications in domain；Existing intelligence book end includes left book end, right book end and desktop, and left book end and right book end are pacified
Front left side mounted in desktop top, left supported plate and right supported plate or so are oppositely arranged, and it is empty that clamping is formed between left book end and right book end
Between, the right end of right book end is provided with register instrument, and register instrument includes supply unit, infrared ray sensor, central processing unit, meter
When device, storage device and transmitting device；Existing intelligence book end in use, books are placed between left book end and right book end,
Books are supported, by the way that left book end and right book end are fixedly connected with fixed plate, left book end are prevented and right book end slides
Situation improves the fixed effect to books, people can be sensed whether before table by infrared ray sensor, if infrared ray
Sensor sensing before table, just passes information to central processing unit to someone, and central processing unit triggering timing device is opened
Beginning timing, until people leaves from before table, information is transferred again to central processing unit, central processing unit control by infrared ray sensor
Time set stops timing, and the duration of time set is recorded by storage device, can also will be remembered by transmitting device
Record information is transferred to mobile terminal, so as to analyze long-term reading state；It is found in existing intelligence book end use,
Although improving the support to books consolidates effect, distance between left book end and right book end can not be adjusted, caused
Use reliability is relatively low；And the height of left book end and right book end is all fixed, and the height difference of books is very big, causes
Poor to the support effect of highly higher books, the relatively low books of height are inconvenient to pick and place, and cause practicability relatively low.
The content of the invention
It can both prevent left book end and right book end from being tilted down by books in order to solve the above technical problems, present invention offer is a kind of
The situation that pressure life is slided, and conveniently the distance between left book end and right book end are adjusted, improve use reliability；And
Effective bearing height of left book end and right book end can be adjusted, to be suitable for the books of different height, improve practicability
Intelligent book end.
A kind of intelligent book end of the present invention, including left book end, right book end and register instrument；Further include placing box and two groups of companies
Extension bar, the left book end include the left support plate in left fixed plate and left fixed plate, and the left support plate is fixedly mounted on placement
The top left hand of case, the right book end include the right support plate in right fixed plate and right fixed plate, are provided in the placing box
Working chamber, and be provided with two groups of motors, two groups of shafts and slide plate, the front-end and back-end of the slide plate in working chamber and be both provided with
The threaded hole of left and right perforation, the front-end and back-end of the working chamber left side wall are both provided with placing groove, and in two groups of placing grooves
It is installed with ball bearing, the left ends of two groups of shafts is inserted into the inside of two groups of ball bearings respectively, described two groups
Motor is separately mounted to the front-end and back-end of working chamber right side wall, and is both provided with screw thread biography in the left side output terminal of two groups of motors
Lever, the left end of two groups of threaded drive rods, which is filled from the right end difference spiral shell of slide plate through two groups of threaded holes and respectively with two groups, to be turned
The right end of axis is fixedly connected, and the top of placing box is provided with two groups of horizontal strip through-holes, the bottom of two groups of strip through-holes
It is communicated with working chamber, the top of two groups of connecting rods is connected respectively with the front side of right fixed plate bottom and rear side, two groups of companies
The bottom of extension bar is each passed through two groups of strip through-holes from the top of placing box and is connected with the front side on slide plate top and rear side, places
The front end of case is provided with control button, and the control button is electrically connected with two groups of motors；Further include left adjustable plate, right adjustable plate,
Left adjusting screw rod, right adjusting screw rod, left adjusting nut and right adjusting nut are provided with top on the right side wall of the left support plate
The left regulating tank of opening is provided with the right regulating tank of top end opening, the left end of left support plate on the left side wall of the right support plate
The left adjusting through hole that middle part is provided with vertical direction and is communicated with left regulating tank, the right end middle part of right support plate are provided with vertical side
To and with the right adjusting through hole that communicates of right regulating tank, the left adjustable plate and right adjustable plate are located at left regulating tank and right adjusting respectively
In slot, the right end of the left adjusting screw rod from the left end of left support plate through left adjusting through hole and with the left end bottom of left adjustable plate
Be fixedly connected, the right end of left adjusting screw rod assembled with adjusting nut spiral shell and, the left end of the right adjusting screw rod is from right support plate
Right end is fixedly connected through right adjusting through hole and with the right end bottom of right adjustable plate, the right end of right adjusting screw rod and right adjusting nut
Spiral shell assemble and.
A kind of intelligent book end of the present invention, the bottom of the left support plate and the top of left fixed plate are connected through the hinge,
The bottom of the right support plate and the top of right fixed plate are connected through the hinge.
A kind of intelligent book end of the present invention, further includes left support bar and right support bar, the left fixed plate and right fixed plate
Top be respectively arranged with left storage groove and right storage groove, the left end of the left support plate and the right end of right support plate are set respectively
There are left limit slot and right limit slot, the bottom of the left support bar and hinged, the top of left support bar on the right side of the bottom of left storage groove
End is tilted to the right and is inserted into left limit slot, the bottom of the right support bar and hinged, right support on the left of the bottom of right storage groove
The top of bar is tilted to the left and is inserted into right limit slot.
A kind of intelligent book end of the present invention, the size and the size of left support bar of the left storage groove match, the right side
The size of storage groove and the size of right support bar match.
A kind of intelligent book end of the present invention, the register instrument are mounted on the right end of placing box, and the register instrument includes
Supply unit, infrared ray sensor, central processing unit, time set, storage device and transmitting device, infrared ray sensor, in
Central processor, time set, storage device and transmitting device are electrically connected with supply unit, and infrared ray sensor, timing
Device, storage device and transmitting device are electrically connected with central processing unit.
Beneficial effects of the present invention are compared with prior art：By above-mentioned setting, two are driven respectively by two groups of motors
Group leading screw rotation, two groups of leading screws drive slide plate to be moved left and right in working chamber, and slide plate drives right fixed plate by two groups of connecting rods
And the right support plate on right fixed plate top moves left and right, and the distance between left support plate and right support plate are adjusted and arrived properly,
Not only can prevent left book end and right book end from being tilted by books to push there is a situation where sliding, but conveniently to left book end and right book end it
Between distance be adjusted, improve use reliability；Left adjusting screw rod is made to be moved up and down in left adjusting through hole, drives left adjusting
Plate moves up and down, and is then fixed left adjustable plate and left support plate by screwing left adjusting nut, makes right adjusting screw rod in right tune
It is moved up and down in section through hole, right adjustable plate is driven to move up and down, then by screwing right adjusting nut by right adjustable plate and right branch
Fagging is fixed, and so as to which effective bearing height of left book end and right book end be adjusted, to be suitable for the books of different height, is carried
High practicability.
Description of the drawings
Fig. 1 is the dimensional structure diagram of the present invention；
Fig. 2 is the overlooking the structure diagram of placing box of the present invention；
Fig. 3 is the partial enlargement structural representation at A of the present invention；
It is marked in attached drawing：1st, register instrument；2nd, placing box；3rd, connecting rod；4th, left fixed plate；5th, left support plate；6th, right fixed plate；
7th, right support plate；8th, motor；9th, shaft；10th, slide plate；11st, ball bearing；12nd, threaded drive rod；13rd, strip through-hole；14th, control
Button processed；15th, left adjustable plate；16th, right adjustable plate；17th, right adjusting screw rod；18th, right adjusting nut；19th, left regulating tank；20th, it is left
Adjust through hole；21st, right adjusting through hole；22nd, right support bar；23rd, right storage groove；24th, right limit slot.
Specific embodiment
With reference to the accompanying drawings and examples, the specific embodiment of the present invention is described in further detail.Implement below
Example is not limited to the scope of the present invention for illustrating the present invention.
As shown in Figure 1 to Figure 3, a kind of intelligent book end of the invention, including left book end, right book end and register instrument 1；Also wrap
Placing box 2 and two groups of connecting rods 3 are included, left book end includes the left support plate 5 in left fixed plate 4 and left fixed plate, and left support plate is solid
Dingan County is mounted in the top left hand of placing box, and right book end includes the right support plate 7 in right fixed plate 6 and right fixed plate, in placing box
Working chamber is provided with, and is provided with two groups of motors, 8, two groups of shafts 9 in working chamber and slide plate 10, the front-end and back-end of slide plate are equal
The threaded hole of left and right perforation is provided with, the front-end and back-end of working chamber left side wall are both provided with placing groove, and in two groups of placing grooves
Ball bearing 11 is inside installed with, the left end of two groups of shafts is inserted into the inside of two groups of ball bearings, two groups of motors respectively
The front-end and back-end of working chamber right side wall are separately mounted to, and threaded drive rod is both provided in the left side output terminal of two groups of motors
12, the left ends of two groups of threaded drive rods is filled from the right end difference spiral shell of slide plate through two groups of threaded holes and the right side with two groups of shafts respectively
End is fixedly connected, and the top of placing box is provided with two groups of horizontal strip through-holes 13, the bottoms of two groups of strip through-holes with work
Chamber communicates, and the top of two groups of connecting rods is connected respectively with the front side of right fixed plate bottom and rear side, and the bottom of two groups of connecting rods is certainly
The top of placing box is each passed through two groups of strip through-holes and is connected with the front side on slide plate top and rear side, and the front end of placing box is set
There is control button 14, control button is electrically connected with two groups of motors；Further include left adjustable plate 15, right adjustable plate 16, left adjusting screw rod,
Right adjusting screw rod 17, left adjusting nut and right adjusting nut 18 are provided with the left tune of top end opening on the right side wall of left support plate
Slot 19 is saved, the right regulating tank of top end opening is provided on the left side wall of right support plate, is provided in the middle part of the left end of left support plate perpendicular
Nogata to and with the left adjusting through hole 20 that communicates of left regulating tank, be provided in the middle part of the right end of right support plate vertical direction and with right tune
The right adjusting through hole 21 that section slot communicates, left adjustable plate and right adjustable plate are located in left regulating tank and right regulating tank respectively, left adjusting
The right end of screw rod is fixedly connected through left adjusting through hole and with the left end bottom of left adjustable plate, left adjusting from the left end of left support plate
The right end of screw rod and the assembling of adjusting nut spiral shell and, the left end of right adjusting screw rod adjusts through hole simultaneously from the right end of right support plate through right
Be fixedly connected with the right end bottom of right adjustable plate, the right end of right adjusting screw rod and right adjusting nut spiral shell assemble and；It is set by above-mentioned
It puts, by two groups of motors two groups of leading screws is driven to rotate respectively, two groups of leading screws drive slide plate to be moved left and right in working chamber, and slide plate leads to
Crossing two groups of connecting rods drives the right support plate on right fixed plate and right fixed plate top to move left and right, by left support plate and right support
The distance between plate, which is adjusted, to be arrived properly, can both prevent left book end and right book end from being tilted by books to push there is a situation where sliding,
It is again convenient that the distance between left book end and right book end are adjusted, improve use reliability；Make left adjusting screw rod in left adjusting
It is moved up and down in through hole, left adjustable plate is driven to move up and down, then by screwing left adjusting nut by left adjustable plate and left support
Plate is fixed, and right adjusting screw rod is made to be moved up and down in right adjusting through hole, right adjustable plate is driven to move up and down, then by screwing the right side
Adjusting nut fixes right adjustable plate and right support plate, so as to which effective bearing height of left book end and right book end be adjusted,
To be suitable for the books of different height, practicability is improved.
A kind of intelligent book end of the present invention, the bottom of left support plate and the top of left fixed plate are connected through the hinge, right branch
The bottom of fagging and the top of right fixed plate are connected through the hinge；By above-mentioned setting, without using when, can be by left branch
Fagging and right support plate were fallen, and reduced occupied space, improved practicability.
A kind of intelligent book end of the present invention, further includes left support bar and right support bar 22, left fixed plate and right fixed plate
Top is respectively arranged with left storage groove and right storage groove 23, and the left end of left support plate and the right end of right support plate are respectively arranged with a left side
Limiting slot and right limit slot 24, the bottom of left support bar is with hinged on the right side of the bottom of left storage groove, and the top of left support bar is to the right
Tilt and be inserted into left limit slot, it is hinged on the left of the bottom of the bottom of right support bar and right storage groove, the top of right support bar to
Left bank is simultaneously inserted into right limit slot；By above-mentioned setting, the left end of left support plate is supported by left support bar, is passed through
Right support bar is supported the right end of right support plate, improves practicability.
A kind of intelligent book end of the present invention, the size and the size of left support bar of left storage groove match, right storage groove
Size and the size of right support bar match；By above-mentioned setting, without using when, can be by left support bar and right support bar
It is respectively placed in left storage groove and right storage groove and is stored, improve practicability.
A kind of intelligent book end of the present invention, register instrument are mounted on the right end of placing box, register instrument include supply unit,
Infrared ray sensor, central processing unit, time set, storage device and transmitting device, infrared ray sensor, central processing unit,
Time set, storage device and transmitting device are electrically connected with supply unit, and infrared ray sensor, time set, storage
Device and transmitting device are electrically connected with central processing unit；By above-mentioned setting, can sense people by infrared ray sensor is
It is no be located at table before, if infrared ray sensor senses someone before table, just pass information to central processing unit, center
Processor triggering timing device starts timing, and until people leaves from before table, information is transferred again to center by infrared ray sensor
Processor, central processing unit control time set stop timing, the duration of time set are recorded by storage device, also
Can mobile terminal be transferred to by information is recorded by transmitting device, so as to analyze long-term reading state, raising makes
Use reliability.
A kind of intelligent book end of the present invention, at work, before above-mentioned action is completed, is moved into user first
The position needed drives two groups of leading screws to rotate respectively by two groups of motors, and two groups of leading screws drive slide plate left and right in working chamber to move
Dynamic, slide plate drives the right support plate on right fixed plate and right fixed plate top to move left and right by two groups of connecting rods, by left support
The distance between plate and right support plate, which are adjusted, to be arrived properly, can both prevent left book end and right book end from being tilted to push by books to slide
Dynamic situation, and conveniently the distance between left book end and right book end are adjusted, make left adjusting screw rod in left adjusting through hole
It moves up and down, left adjustable plate is driven to move up and down, then fixed left adjustable plate and left support plate by screwing left adjusting nut,
Right adjusting screw rod is made to be moved up and down in right adjusting through hole, right adjustable plate is driven to move up and down, then by screwing right adjusting spiral shell
Mother fixes right adjustable plate and right support plate, so as to which effective bearing height of left book end and right book end be adjusted, to be applicable in
In the books of different height, practicability is improved.
The above is only the preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art
For member, without departing from the technical principles of the invention, several improvement and modification, these improvements and modifications can also be made
Also it should be regarded as protection scope of the present invention.
Claims (5)
1. a kind of intelligence book end, including left book end, right book end and register instrument（1）；It is characterized in that, further include placing box（2）
With two groups of connecting rods（3）, the left book end include left fixed plate（4）With left fixed plate（4）On left support plate（5）, the left side
Support plate（5）It is fixedly mounted on placing box（2）Top left hand, the right book end include right fixed plate（6）With right fixed plate（6）
On right support plate（7）, the placing box（2）Working chamber is inside provided with, and two groups of motors are provided in working chamber（8）, two
Group shaft（9）And slide plate（10）, the slide plate（10）Front-end and back-end be both provided with left and right perforation threaded hole, the work
The front-end and back-end of chamber left side wall are both provided with placing groove, and are installed with ball bearing in two groups of placing grooves（11）,
Two groups of shafts（9）Left end be inserted into two groups of ball bearings respectively（11）Inside, two groups of motors（8）It installs respectively
In the front-end and back-end of working chamber right side wall, and in two groups of motors（8）Left side output terminal be both provided with threaded drive rod（12）,
Two groups of threaded drive rods（12）Left end from slide plate（10）Right end difference spiral shell fill through two groups of threaded holes and respectively with two
Group shaft（9）Right end be fixedly connected, placing box（2）Top be provided with two groups of horizontal strip through-holes（13）, described two groups
Strip through-hole（13）Bottom communicated with working chamber, two groups of connecting rods（3）Top respectively with right fixed plate（6）Bottom
Front side connected with rear side, two groups of connecting rods（3）Bottom from placing box（2）Top be each passed through two groups of strip through-holes（13）
And and slide plate（10）The front side on top is connected with rear side, placing box（2）Front end be provided with control button（14）, the control presses
Button（14）With two groups of motors（8）Electrical connection；Further include left adjustable plate（15）, right adjustable plate（16）, left adjusting screw rod, right adjusting spiral shell
Bar（17）, left adjusting nut and right adjusting nut（18）, the left support plate（5）Right side wall on be provided with the left side of top end opening
Regulating tank（19）, the right support plate（7）Left side wall on be provided with the right regulating tank of top end opening, left support plate（5）A left side
End middle part be provided with vertical direction and with left regulating tank（19）The left adjusting through hole communicated（20）, right support plate（7）Right end in
The right adjusting through hole that portion is provided with vertical direction and is communicated with right regulating tank（21）, the left adjustable plate（15）With right adjustable plate
（16）It is located at left regulating tank respectively（19）In right regulating tank, the right end of the left adjusting screw rod is from left support plate（5）Left end
Through left adjusting through hole（20）And with left adjustable plate（15）Left end bottom be fixedly connected, the right end of left adjusting screw rod is with adjusting spiral shell
Female spiral shell assembling and the right adjusting screw rod（17）Left end from right support plate（7）Right end pass through right adjusting through hole（21）And with
Right adjustable plate（16）Right end bottom be fixedly connected, right adjusting screw rod（17）Right end and right adjusting nut（18）Spiral shell assemble and.
A kind of 2. intelligent book end as described in claim 1, which is characterized in that the left support plate（5）Bottom and left fixation
Plate（4）Top be connected through the hinge, the right support plate（7）Bottom and right fixed plate（6）Top be connected through the hinge.
3. a kind of intelligent book end as claimed in claim 2, which is characterized in that further include left support bar and right support bar（22）,
The left fixed plate（4）With right fixed plate（6）Top be respectively arranged with left storage groove and right storage groove（23）, the left support
Plate（5）Left end and right support plate（7）Right end be respectively arranged with left limit slot and right limit slot（24）, the left support bar
Bottom is with hinged on the right side of the bottom of left storage groove, and the top of left support bar is tilted to the right and is inserted into left limit slot, the right branch
Strut（22）Bottom and right storage groove（23）Bottom on the left of hinged, right support bar（22）Top be tilted to the left and be inserted into the right side
Limiting slot（24）It is interior.
4. a kind of intelligent book end as claimed in claim 3, which is characterized in that the size of the left storage groove and left support bar
Size matches, the right storage groove（23）Size and right support bar（22）Size match.
A kind of 5. intelligent book end as claimed in claim 4, which is characterized in that the register instrument（1）Mounted on placing box（2）
Right end, the register instrument（1）Including supply unit, infrared ray sensor, central processing unit, time set, storage device
And transmitting device, infrared ray sensor, central processing unit, time set, storage device and transmitting device are electric with supply unit
Connection, and infrared ray sensor, time set, storage device and transmitting device are electrically connected with central processing unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810122491.5A CN108113250A (en) | 2018-02-07 | 2018-02-07 | A kind of intelligence book end |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810122491.5A CN108113250A (en) | 2018-02-07 | 2018-02-07 | A kind of intelligence book end |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108113250A true CN108113250A (en) | 2018-06-05 |
Family
ID=62233585
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810122491.5A Withdrawn CN108113250A (en) | 2018-02-07 | 2018-02-07 | A kind of intelligence book end |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108113250A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109008311A (en) * | 2018-09-28 | 2018-12-18 | 隗有祥 | A kind of electronics desk clearing system |
| CN110116867A (en) * | 2019-03-27 | 2019-08-13 | 中国建筑第四工程局有限公司 | A kind of transporting precast beams damping device |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4015813A (en) * | 1974-06-10 | 1977-04-05 | Thomas Andrew Graham | Bookholder |
| US5860535A (en) * | 1998-02-17 | 1999-01-19 | Brown; Nacio Jan | Shelf restraint |
| CN201205094Y (en) * | 2008-05-16 | 2009-03-11 | 陈树芳 | Book stand |
| CN203619059U (en) * | 2013-12-27 | 2014-06-04 | 李玉华 | Book stand |
| CN204071154U (en) * | 2014-08-27 | 2015-01-07 | 王乐怡 | New style book stand |
| CN204336290U (en) * | 2014-07-01 | 2015-05-20 | 重庆工商职业学院 | A kind of intelligent book end |
| CN204908568U (en) * | 2015-05-15 | 2015-12-30 | 四川农业大学 | Book end that can freely stretch out and draw back |
| CN205072429U (en) * | 2015-10-23 | 2016-03-09 | 潘秀岳 | Can fix book end on co -altitude desk baffle not |
| CN206295121U (en) * | 2016-06-22 | 2017-07-04 | 韩静娴 | A kind of novel intelligent book end |
| CN107647639A (en) * | 2017-11-10 | 2018-02-02 | 李卓洋 | A kind of book end of convenient use |
-
2018
- 2018-02-07 CN CN201810122491.5A patent/CN108113250A/en not_active Withdrawn
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4015813A (en) * | 1974-06-10 | 1977-04-05 | Thomas Andrew Graham | Bookholder |
| US5860535A (en) * | 1998-02-17 | 1999-01-19 | Brown; Nacio Jan | Shelf restraint |
| CN201205094Y (en) * | 2008-05-16 | 2009-03-11 | 陈树芳 | Book stand |
| CN203619059U (en) * | 2013-12-27 | 2014-06-04 | 李玉华 | Book stand |
| CN204336290U (en) * | 2014-07-01 | 2015-05-20 | 重庆工商职业学院 | A kind of intelligent book end |
| CN204071154U (en) * | 2014-08-27 | 2015-01-07 | 王乐怡 | New style book stand |
| CN204908568U (en) * | 2015-05-15 | 2015-12-30 | 四川农业大学 | Book end that can freely stretch out and draw back |
| CN205072429U (en) * | 2015-10-23 | 2016-03-09 | 潘秀岳 | Can fix book end on co -altitude desk baffle not |
| CN206295121U (en) * | 2016-06-22 | 2017-07-04 | 韩静娴 | A kind of novel intelligent book end |
| CN107647639A (en) * | 2017-11-10 | 2018-02-02 | 李卓洋 | A kind of book end of convenient use |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109008311A (en) * | 2018-09-28 | 2018-12-18 | 隗有祥 | A kind of electronics desk clearing system |
| CN110116867A (en) * | 2019-03-27 | 2019-08-13 | 中国建筑第四工程局有限公司 | A kind of transporting precast beams damping device |
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Application publication date: 20180605 |