CN101648647B - Rotating chain plate bottle-standing type straightener - Google Patents

Rotating chain plate bottle-standing type straightener Download PDF

Info

Publication number
CN101648647B
CN101648647B CN2009101023300A CN200910102330A CN101648647B CN 101648647 B CN101648647 B CN 101648647B CN 2009101023300 A CN2009101023300 A CN 2009101023300A CN 200910102330 A CN200910102330 A CN 200910102330A CN 101648647 B CN101648647 B CN 101648647B
Authority
CN
China
Prior art keywords
bottle
guided way
rotating chain
chain plate
plate
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.)
Active
Application number
CN2009101023300A
Other languages
Chinese (zh)
Other versions
CN101648647A (en
Inventor
周飞
Original Assignee
周飞
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 周飞 filed Critical 周飞
Priority to CN2009101023300A priority Critical patent/CN101648647B/en
Publication of CN101648647A publication Critical patent/CN101648647A/en
Application granted granted Critical
Publication of CN101648647B publication Critical patent/CN101648647B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Abstract

The invention relates to a rotating chain plate bottle-standing type straightener which comprises a transmission motor, a gearbox, a transmission wheel and transmission belts, wherein two rotating chain plate transmission chains are arranged in the middle of the two bottle outlet transmission belts, and the middle part between the two rotating chain plate transmission chains is provided with a bottle support plate with both inclined surfaces; guide rails changed along the height of the inclined surfaces are arranged on both inclined surfaces of the bottle support plate, and a rotating chain plate which is in movable contact with the guide rails is rotated to the vertical position from the horizontal position along the trend of the guide rails; a drop bottle straightening device which leads a glass bottle to accurately drop in a bottle positioning machine is arranged above the head end of the rotating chain plate; and the outer sides of the bottle outlet transmission belts are provided with bottle-standing blocking plates which lead the glass bottle to stand. The invention solves the problem of slow standing of the glass bottle on the flow line in running, and has no bottle breakage and blockage by adopting the rotating chain plate transmission chains as the transmission belts, high continuous operation speed and efficiency, and space, energy resource and man power saving, thereby greatly improving the labour productivity and economic benefits.

Description

Rotating chain plate bottle-standing type straightener
Technical field
The present invention relates to the glass bottle bottle-sorting device, particularly about the bottle erecting device on the glass bottle reason bottle conveyor line.
Background technology
The domestic new and old glass bottle of beer, beverage, alcohol industry all adopts bale packing at present; Will get on arrangement and the cleaning line at glass bottle, manufacturing enterprise will drop into a lot of labours and carry out manual operations, with each glass bottle; Take out to reinstall one by one in the gunnysack bag and mould in the case; Be carried on the defeated punch-out equipment, unload bottle, get into conveyor line again by bottle discharging machine.The automatic bottle-setting equipment that glass bottle such as beer is not arranged at present both at home and abroad as yet, many links cause still by manual operations that the bottle breakage rate is high, efficient is low on the flow process line; Labour intensity is big; Poor working environment, safety does not have guarantee, is the long-term insurmountable technical barriers of enterprise such as beer.Straight line as CN200981813Y proposes is managed bottle device that turns over that adopts semi-closed structure in the bottle device, turns over the threaded hole of establishing a coarse-pitch in bottle device at this, and the length and width of the bottle that the length and width of this threaded hole are high and to be put in order are high to be equated; There are many technical barriers in this structure; At first must be by manual work same direction to be extracted at each the bottle mouth and the bottle end, otherwise can't get in the threaded hole, secondly be that this threaded hole does not have transmission power; Rely on to collide between bottle and promote to move ahead; If wherein bring foreign matter into or the bottles break bottle just can't rotate, cause obstruction, conveyor line is moved stop.Even be that glass bottle can overturn in threaded hole and moves ahead at a slow speed again; It must stand up along the design-calculated threaded hole in threaded hole one by one; Wait for after previous glass bottle is stood in the exit getting into a back bottle, this speed has a strong impact on the operating efficiency of reason bottle conveyor line.
Summary of the invention
The technical matters that the present invention will solve is turn over a upright bottle speed issue to improving, and designs a kind of open bottle bottle erecting device that turns over fast, and conveyor line connects machine all-in-one-piece full automaticity and turns over a bottle bottle erecting device, rotating chain plate bottle-standing type straightener before and after realizing.
Technical solution of the present invention is: rotating chain plate bottle-standing type straightener; Comprise driving motor, change-speed box, power wheel and belt conveyor; It is characterized in that in the middle of two bottle outlet belt conveyor, establishing two rotation carrier bar messenger chains, bottle plate of holding up on two sides band inclined-plane is established at the middle part between these two rotation carrier bar messenger chains; On said each inclined-plane of holding up bottle plate, establish the guided way that changes along bevel altitude, rotate to be the upright position along the trend of guided way from level attitude with the movable rotation carrier bar that contacts of guided way; The head end top of said rotation carrier bar is provided with and makes glass bottle accurately fall into bottle aligner that falls in the bottle positioning; Be provided with the upright bottle baffle plate that glass bottle is stood in the said bottle outlet belt conveyor outside.
Said rotation carrier bar is the elementary cell of messenger chain, and the messenger chain that some rotation carrier bars polyphone is formed can the rotation arbitrarily of 360 degree, and formation level, inclined-plane, bending, annulus, the vertical transmission also can be risen or spiral descends and transmits along the line of centers spiral.
Accurately fall in the bottle positioning from a last conveyor line; Glass bottle is taken to deliver to by two rotation carrier bar messenger chains and is held up bottle tip of plate front protrusion, and towards getting into the left and right sides guided way slope, inclined-plane that begins to creep separately along separate routes, the bottle that is held begins progressively to lift from level attitude according to bottleneck; When climbing to inclined-plane slope vertex; Bottle becomes vertical with horizontal surface, and the bottle gravitate breaks away from the clamping of rotation carrier bar, and glass bottle stand on the bottle outlet belt conveyor.Get into flow production line.Thereby solved the problem that conveyor line upper glass bottle is in operation and stands up fast; Solved long-standing technical barrier on the bottle managing machine conveyor line; Adopt rotation carrier bar messenger chain to make the not broken bottle of belt conveyor, do not block and continuous working speed is fast, efficient is high, save space, energy efficient and manpower, greatly raise labour productivity and economic benefit.
Description of drawings
Fig. 1 is the rotating chain plate bottle-standing type straightener front view.
Fig. 2 is that the E of Fig. 1 is to birds-eye view.
Fig. 3 for guided way with hold up the bottle composition that hardens, wherein Fig. 3 a is the guided way front view, Fig. 3 b is Fig. 3 a birds-eye view, Fig. 3 c is the C-C section-drawing of Fig. 3 a.
Fig. 4 is rotation carrier bar constructional drawing, and wherein Fig. 4 a rotates the carrier bar front view, and Fig. 4 b is the upward view of Fig. 4 a, and Fig. 4 c is the left view of Fig. 4 a, and Fig. 4 d is the messenger chain that some rotation carrier bars polyphones are formed.
Fig. 5 is bottle aligner constructional drawing that falls, and wherein Fig. 5 a is a front view, and Fig. 5 b is the birds-eye view of Fig. 5 a, and Fig. 5 c is the left view of Fig. 5 a.
Fig. 6 is the A-A cutaway view of Fig. 1.
Fig. 7 is the B-B cutaway view of Fig. 1
Fig. 8 is that the D of Fig. 1 is to birds-eye view.
The specific embodiment
Referring to illustrated in figures 1 and 2, basic structure of the present invention comprises bottle aligner 1 that falls that is located between the last layer belt conveyor, is located at the rotation carrier bar 2 in the middle of two belt conveyor of this layer, the two sides that is located at two middle parts between the rotation carrier bar be the inclined-plane hold up bottle plate 4; On said each inclined-plane of holding up bottle plate, establish the guided way 3 that changes along bevel altitude; On said guided way 3, lay the conveyer chain that is in series by rotation carrier bar 2 that can slide along guided way, said messenger chain main driving wheel 8 drives messenger chain by moving motor 30 through change-speed box 20 speed changes and turns round.Establish parallel bottle outlet belt conveyor 10 in the said rotation carrier bar 2 messenger chains outside, this belt conveyor 10 is lower than rotation carrier bar messenger chain slightly, and bottle baffle plate 5 is set up in the outside of bottle outlet belt conveyor 10.Bottle outlet belt conveyor 10 is driven by power wheel 9, and power wheel 9 obtains turning effort by sprocket wheel 60 from roll shaft 40, and bottle outlet belt conveyor 10 and rotation carrier bar 2 are turned round in the same way, and roll shaft 40 is upright by bracing frame 50 supports with power wheel 9 and sprocket wheel 60.
As shown in Figure 1; Establish an elastic fixture block 7 on a panel at interval on the described rotation carrier bar 2; The glass bottle 6 that the upper strata belt conveyor spreads out of moves ahead through accurately dropping to behind bottle aligner 1 straightening that falls on the rotation carrier bar 2, between two elastic fixture blocks 7 and by messenger chain, carrying.As shown in Figure 2, fall into before the glass bottle 6 between the elastic fixture block 7 reaches the tip of the projection of holding up bottle plate 4 on the rotation carrier bar 2 since bottleneck and bottle end towards different; Under kinematic velocity and action of gravity, the bottleneck bottle end forward, change back rotation carrier bar over to the upright bottle in back; The bottleneck bottle end backwards, is to the upright bottle in front; The rotation carrier bar is divided into two the tunnel automatically before changing over to, therefore holds up bottle plate 4 also to play the effect of branch bottle.
Shown in Figure 3 is guided way and the structure of holding up bottle plate, holds up bottle plate 4 to be intersected by symmetrical triangle drift angle and forms symmetrical inclined-plane, and this symmetrical inclined-plane 41 is located on the by-level line 42 between the up guided way 31.The up guided way 31 of guided way 3 and descending guided way 32 are connected support by frame 36 in guided way support 37, the guided way with guiding crossbeam 38, up guided way 31 before the protrusion tip point 33 on two inclined-planes 41 of holding up bottle plate 4 for laterally arranging, shown in Fig. 3 b.When holding up inclined-plane 41, bottle plate 4 both sides two guided ways 31 along ramp height change upwards soaring gradually in the guided way vertex 35 and 34 of frame 36; Upper and lower two guided ways in vertical state; Shown in Fig. 3 c; Guided way support 37 dual-sides respectively with guided way in frame 36 vertical fixing, the rail up and down of up guided way 31 is suspended on respectively between the last strong point 35 and the following strong point 34 of homonymy, frame 36 dual-sides vertical fixing respectively in up guided way support 37 and the guided way.The bottom surface secured in parallel of 37 on the guided way support of descending guided way 32 and guided way crossbeam 38; 32 of descending guided ways are suspended between two the parallel strong points 35 and the strong point 34 of guided way 37; Up guided way 31 is hung vertically on the strong point up and down 35,34 of guided way support, and 32 parallel suspend of descending guided way are between two parallel strong points 35 and 34 of guiding trestle 37.
Constructional drawing for rotation carrier bar 2 shown in Figure 4, rotation carrier bar 2 by panel 29, be located at two ends, panel bottom surface arc surface chute 28, be located at the pin of circular hole up and down 27 in panel 29 left sides and the taper hole pipe 26 that is located in the middle of the panel right side concave surface is formed an elementary cell.The taper hole of taper hole pipe 26 is middle the connecting of portlet of two taper holes up and down shown in Fig. 4 a, and large port difference biconial hole is outwardly formed.Two ends, panel 29 bottom surface cambered surface chute 28 is the rectangular channel that two notches and panel 29 parallel shown in Fig. 4 b and Fig. 4 c, and the inner bottom surface 22 of said rectangular channel, the interior left side 24 and the interior right side 23 all are arc surface.Circular hole pin 27 was composed in series with another middle taper hole pipe 26 in piece rotation carrier bar panel right side about the messenger chain of some rotation carrier bar 2 compositions passed rotation carrier bar panel 29 left sides by carrier bar pin 21 shown in Fig. 4 d.When carrier bar pin 21 pierced into taper hole pipe 26, taper hole pipe 26 upper and lower ports were big, and interstitial hole is little; And circular hole pin 27 outer faces and inner recess end face respectively are chamfer 25; Rotation carrier bar 2 is rotated flexibly, but any direction rotation make any torsional bending of messenger chain ability 360 degree of series combination; Crawl as the plane and to transmit or circular the transmission, or rise or descend rotation along the center shaft spiral.
Form bottle positioning by an affixed elastic fixture block 7 on the panel 29 that is connected on the rotation in interval carrier bar 2 on the messenger chain, this elastic fixture block 7 is the hollow, rectangular India rubber tube.
Bottle aligner 1 that falls shown in Figure 5 comprises bottle plate 13 that falls that is located between the transmission track of upper strata; Be located at bottle bump rubber 11 on bottle plate 13 tops, be located at bottle plate 13 bottoms the bottle rack 14 that falls, hang over straightening tube axles 15 below this bottle rack 14 of falling and be suspended on the outer elasticity smoothing roll 16 of straightening tube axle 15.Elasticity smoothing roll 16 general internal layers are that the steel skin is rubber-coated, and bottle plate 13 that falls is fixed between the transmission track of upper strata by fixing horizontal stripe 12, when the glass bottle that is sent by the upper strata transmission track 6 is collided with bottle plate 13 that falls; Promptly fall between two elastic drums 16; Because two elastic drums 16 are the peripheries that are suspended on tube axle 15, it is in eccentric sliding mode all the time, and role is crooked a little bottle straightening; Can form the passage that the bottle level falls again, shown in Fig. 5 b and Fig. 5 c.And the interval width of the elastic fixture block 7 on design the time makes two width between the straightening tube axle 15 and is located at rotation carrier bar 2 at interval is equal and corresponding up and down; The glass bottle of each whereabouts can both be dropped in the clip slot between the elastic fixture block 7 exactly, and forward by rotation carrier bar 2.
Like Fig. 1,2 and shown in Figure 8, can be bottleneck belt conveyor forward from the last bedding bottle track glass bottle 6 that comes out, forward belt conveyor at the bottom of also can be bottle, all general.The damp impacts that when glass bottle 6 arrives, receives bump rubber 11 drops in the clip slot between the elastic fixture block 7 on the rotation carrier bar 2; And be sent to the tip 33 of holding up bottle plate 4 front protrusions by messenger chain; On most advanced and sophisticated 33 according to bottleneck and the bottle weight differential at the end; On the guided way 3 about they are pulled to separately, divide the bottle effect about accomplishing automatically.Reach upright bottle purpose.
Referring to Fig. 1, Fig. 6 and shown in Figure 7, glass bottle 6 is rotated elasticity clip slot on the carrier bar 2 and is transported on the slope of holding up bottle plate 4 and continues to move ahead, and glass bottle 6 is changeed uprightly according to ramp height from level attitude gradually; As shown in Figure 6; When the A-A position,, fallen into belt conveyor 10 by the glass bottle 6 of elastic fixture block 7 clampings automatically in action of gravity and protect down blocking of upright bottle baffle plate 5 because rotation carrier bar 2 is changed into erectility on up messenger chain; Sent out again; Promptly get into state as shown in Figure 7, up rotation carrier bar 2 returns to horizontality, promptly up messenger chain and the antiparallel operation of descending messenger chain from plumbness.In Fig. 6, Fig. 7, omit the descender of bottle outlet belt conveyor 10, all descending belt conveyor pass through main driving wheel 8 respectively and are returned the up below of getting back to bottle aligner 1 behind the power wheel 9, repeat next circulation samsara.

Claims (10)

1. rotating chain plate bottle-standing type straightener; Comprise driving motor, change-speed box, power wheel and belt conveyor; It is characterized in that in the middle of two bottle outlet belt conveyor, establishing two messenger chains that are composed in series by some rotation carrier bars, bottle plate of holding up on two sides band inclined-plane is established at the middle part between this messenger chain; On said each inclined-plane of holding up bottle plate, establish the guided way that changes along bevel altitude, transfer to vertical from level attitude along the trend of guided way with the movable rotation carrier bar that contacts of guided way; The head end top of said rotation carrier bar conveyer chain is provided with and makes glass bottle accurately fall into bottle aligner that falls in the bottle positioning; Be provided with the upright bottle baffle plate that glass bottle is stood in the said bottle outlet belt conveyor outside.
2. rotating chain plate bottle-standing type straightener according to claim 1 is characterized in that said rotation carrier bar (2) is made up of with the taper hole pipe (26) that is located at concave surface centre, panel right side panel (29), the arc surface chute (28) that is located at two ends, panel bottom surface, the pin of circular hole up and down (27) that is located at panel (29) left side.
3. rotating chain plate bottle-standing type straightener according to claim 2 is characterized in that the taper hole of described taper hole pipe (26) is the middle butt joint of portlet of two taper holes up and down, and large port difference biconial hole is outwardly formed.
4. rotating chain plate bottle-standing type straightener according to claim 2; It is characterized in that described arc surface chute (28) is two notches and the parallel rectangular channel of panel (29), the inner bottom surface of said rectangular channel (22), the interior left side (24) and the interior right side (23) all are arc surface.
5. rotating chain plate bottle-standing type straightener according to claim 2, it is characterized in that messenger chain that said some rotation carrier bars (2) form by carrier bar pin (21) pass rotation carrier bar panel (29) left side up and down circular hole pin (27) contact with the taper hole pipe (26) in the middle of the concave surface of another piece rotation carrier bar panel (29) right side and form.
6. rotating chain plate bottle-standing type straightener according to claim 1 is characterized in that the up guided way (31) of said guided way (3) is connected support by frame (36) in guided way support (37), the guided way with guided way crossbeam (38) with descending guided way (32).
7. rotating chain plate bottle-standing type straightener according to claim 6; The rail up and down that it is characterized in that said up guided way (31) is suspended on respectively between the last fulcrum (35) and lower fulcrum (34) of homonymy, frame (36) dual-side difference vertical fixing in the guided way support (37) of up guided way (31) and the guided way.
8. rotating chain plate bottle-standing type straightener according to claim 1 is characterized in that the said bottle plate (4) of holding up is by the crossing symmetrical inclined-plane (41) that forms of symmetrical triangle drift angle.
9. rotating chain plate bottle-standing type straightener according to claim 1 is characterized in that described bottle positioning forms by setting firmly an elastic fixture block (7) on the panel (29) that is connected on the messenger chain rotation carrier bar (2) at interval.
10. rotating chain plate bottle-standing type straightener according to claim 1, it is characterized in that the described bottle aligner (1) that falls comprise bottle plate (13) that falls, bottle bump rubber (11) that falls that is located at a bottle plate (13) top, the bottle rack that falls (14) that is located at a bottle plate (13) bottom that are located between the transmission track of upper strata, hang over below the bottle rack (14) straightening tube axle (15) with hang over straightening tube axle (15) elasticity smoothing roll (16) outward.
CN2009101023300A 2009-08-28 2009-08-28 Rotating chain plate bottle-standing type straightener Active CN101648647B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2009101023300A CN101648647B (en) 2009-08-28 2009-08-28 Rotating chain plate bottle-standing type straightener

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2009101023300A CN101648647B (en) 2009-08-28 2009-08-28 Rotating chain plate bottle-standing type straightener

Publications (2)

Publication Number Publication Date
CN101648647A CN101648647A (en) 2010-02-17
CN101648647B true CN101648647B (en) 2012-11-07

Family

ID=41671006

Family Applications (1)

Application Number Title Priority Date Filing Date
CN2009101023300A Active CN101648647B (en) 2009-08-28 2009-08-28 Rotating chain plate bottle-standing type straightener

Country Status (1)

Country Link
CN (1) CN101648647B (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102530529B (en) * 2011-12-26 2014-11-05 宁波福达机械制造有限公司 Bottle straightening machine
CN104015956B (en) * 2014-06-09 2015-12-30 刘晓丰 Wrapping machine founds box apparatus
CN105925408A (en) * 2016-05-13 2016-09-07 安徽瑞丝环保能源有限公司 Wine-making rice husk treatment device
CN106429282A (en) * 2016-10-09 2017-02-22 金锋馥(滁州)输送机械有限公司 Turnover conveyor used for waste household appliance treatment
CN112238053B (en) * 2020-09-09 2022-05-20 三峡大学 Automatic feeding detection device and detection method for wine bottle cap
CN112427399B (en) * 2020-10-30 2022-05-27 张家港东艺超声有限公司 Ultrasonic cleaning and recycling device and using method

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1604497A (en) * 1978-05-31 1981-12-09 Krooss R J Bottle orientation unit
US4793465A (en) * 1987-07-30 1988-12-27 Owens-Illinois Glass Container Inc. Bottle conveying system
US6131724A (en) * 1996-07-25 2000-10-17 Yoshino Kogyosho Co., Ltd. Conveyor chain apparatus
CN2425860Y (en) * 2000-05-15 2001-04-04 杨建忠 Bottle burying machine
CN200981813Y (en) * 2006-11-02 2007-11-28 王传君 Straight line type bottle sorting machine
CN201092476Y (en) * 2007-09-14 2008-07-30 张学平 Conveying type arranging bottles machine
CN201485062U (en) * 2009-08-28 2010-05-26 周飞 Rotary chain-plate standing type bottle strengthening machine

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1604497A (en) * 1978-05-31 1981-12-09 Krooss R J Bottle orientation unit
US4793465A (en) * 1987-07-30 1988-12-27 Owens-Illinois Glass Container Inc. Bottle conveying system
US6131724A (en) * 1996-07-25 2000-10-17 Yoshino Kogyosho Co., Ltd. Conveyor chain apparatus
CN2425860Y (en) * 2000-05-15 2001-04-04 杨建忠 Bottle burying machine
CN200981813Y (en) * 2006-11-02 2007-11-28 王传君 Straight line type bottle sorting machine
CN201092476Y (en) * 2007-09-14 2008-07-30 张学平 Conveying type arranging bottles machine
CN201485062U (en) * 2009-08-28 2010-05-26 周飞 Rotary chain-plate standing type bottle strengthening machine

Also Published As

Publication number Publication date
CN101648647A (en) 2010-02-17

Similar Documents

Publication Publication Date Title
CN101648647B (en) Rotating chain plate bottle-standing type straightener
CN101284597B (en) Unscrambling method and unscrambler utilizing the unscrambling method
CN201485062U (en) Rotary chain-plate standing type bottle strengthening machine
CN102152956B (en) Automatic vertical-bottle type bottle unscrambler
CN102040083B (en) Bottle arranging machine
CN201309746Y (en) Automatic bottle arranging device
CN202148029U (en) Bottle-pulling and -dispersing device and bottle arranging machine using bottle-pulling and -dispersing device
CN104210795A (en) Liftable multilayer road-cone stacking storage box for traffic road-cone vehicle
CN104343240A (en) Casting machine for secondary structure
CN205222008U (en) Branch bottle by among conveyor who divide into two send a bottle mechanism
CN204137698U (en) Traffic conic road-sign automobile-used liftable multilayer road cone stack storage and conveying box
CN202038707U (en) Bottle organizing machine for glass bottles
CN203997726U (en) The feedway of material cycling case
CN111348405A (en) Automatic righting device for inverted bottle
CN203143044U (en) Step type guide rail bottle unscrambling mechanism
CN110436134A (en) Vertical circulation conveying device
CN202130853U (en) Automatic bottle erecting type bottle unscrambler
CN205023448U (en) Reason lid goes out to cover device
CN205615738U (en) Cup type lifting machine
CN104483635A (en) Daylight lamp tube aging test device
CN204298048U (en) Ampoule transfusion product row bottle inlet body automatic bottle standing device
CN201971417U (en) Dispersing, delivering and straightening bottle outlet mechanism for beer bottles
CN109057424B (en) Bicycle garage
CN105270817A (en) Cap tidying and discharging device
CN201614169U (en) Differential mechanism of glass bottle straightening machine

Legal Events

Date Code Title Description
PB01 Publication
C06 Publication
SE01 Entry into force of request for substantive examination
C10 Entry into substantive examination
GR01 Patent grant
C14 Grant of patent or utility model