ClassID:

77691

B65G21/18 - CPC Classification

Classification description:

Supporting or protective framework or housings for endless load-carriers or traction elements of belt or chain conveyors for conveyors having endless load-carriers movable in curved paths in three-dimensionally curved paths

Recent Application in this class:
#1
20260110494
2026-04-23

SPIRAL DUCT AND SPIRAL OVEN

#2
20260097902
2026-04-09

SELF-STACKING SPIRAL BELT WITH A LEADING BEND AND RIBBED DRIVE CHAINS

#3
20260063352
2026-03-05

VARIABLE BI-DIRECTIONAL AIRFLOW SYSTEM AND METHOD FOR A THERMAL PROCESSING MACHINE

#4
20260008624
2026-01-08

Conveyor System with Spiral Conveyor

#5
20250263241
2025-08-21

Spiral Conveyor System

#6
20250223110
2025-07-10

POSITIVE-DRIVE SPIRAL CONVEYOR BELT

#7
20250153938
2025-05-15

SYSTEMS AND METHODS FOR PROVIDING ORDER FULFILLMENT USING A SPIRAL TOWER SYSTEM

#8
20250074708
2025-03-06

SPIRAL CONVEYOR SYSTEM WITH DIRECT CAGE ENGAGEMENT

#9
20240425289
2024-12-26

SYSTEMS AND METHODS FOR PROVIDING ORDER FULFILLMENT USING A CONVEYOR TAKEAWAY SYSTEM

#10
20240351791
2024-10-24

Spiral Conveyor System

#11
20240317504
2024-09-26

LOAD-BEARING SUPPORT PLATE, CHAIN STRUCTURE, AND CONVEYOR BELT STRUCTURE INCORPORATING THEM

#12
20240270500
2024-08-15

Positive-drive spiral conveyor

#13
20240116715
2024-04-11

AN APPARATUS FOR TRANSPORTING PRODUCTS ON A RESPECTIVE PATH, PARTICULARLY COMPRISING AT LEAST ONE CURVED LENGTH OR A CORRESPONDING SPIRAL ROUTE

#14
20240092585
2024-03-21

SUPPORT LINK FOR A CONVEYOR BELT

#15
20240083685
2024-03-14

CONVEYING SYSTEM

#16
20240025663
2024-01-25

Accumulating conveyor

#17
20230294927
2023-09-21

A SPROCKET WHEEL FOR DRIVING AN EDGE DRIVEN BELT CONVEYOR

#18
20230257208
2023-08-17

Detection of conveyor belt condition

#19
20230257205
2023-08-17

Direct drive drum for a modular conveyor belt

#20
20230159277
2023-05-25

Helical conveyor

#21
20230002165
2023-01-05

Sanitary spiral conveyor

#22
20220340366
2022-10-27

Thermal processing apparatus

#23
20220267098
2022-08-25

Spiral conveyor system

#24
20220258981
2022-08-18

Positive-drive spiral conveyor belt

#25
20220258980
2022-08-18

Rail and track system and adjustable cartridges for supporting spiral and straight conveyor belts

#26
20220219906
2022-07-14

Self-stacking spiral belt conveyor with smooth diameter reduction

#27
20220212873
2022-07-07

Active direct drive spiral conveyor belt systems and methods

#28
20220194715
2022-06-23

Accumulating conveyor

#29
20210276798
2021-09-09

Systems and methods for providing order fulfillment using a spiral tower system

#30
20210276797
2021-09-09

Systems and methods for providing order fulfillment using a conveyor takeaway system

#31
20210130100
2021-05-06

Spiral conveyor drive control and lubrication

#32
20210078806
2021-03-18

Plate conveyor and transport attachment for such a plate conveyor

#33
20210061572
2021-03-04

Active direct drive spiral conveyor belt systems and methods

#34
20200404933
2020-12-31

Oven with smoke supply

#35
20200399067
2020-12-24

Positive-drive spiral conveyor

#36
20200390144
2020-12-17

Variable-capacity store

#37
20200361713
2020-11-19

Spiral conveyor system

#38
20200354152
2020-11-12

Direct drive spiral conveyor belt systems and methods

#39
20200346872
2020-11-05

Spiral conveyor construction as well as a drive tower

#40
20200338597
2020-10-29

Automated modular system for sorting items

#41
20200324977
2020-10-15

Spiral conveyor system for immersing items in a liquid

#42
20200283233
2020-09-10

FLEXIBLE CONVEYOR BELT ASSEMBLY WITH CHAIN TRACTION SYSTEM AND CAPACITY TO FOLLOW A CURVE

#43
20200216269
2020-07-09

MODULAR CONVEYOR BELT

#44
20200130946
2020-04-30

Systems and methods for chain wear elongation measurement and drive compensation

#45
20200120957
2020-04-23

Thermal processing apparatus

#46
20200071085
2020-03-05

Hardened components in a conveyor drive system

#47
20200062510
2020-02-27

Centrifugal dewatering conveyor system

#48
20200039755
2020-02-06

Systems and methods for cleaning a tray in a grow pod

#49
20190389663
2019-12-26

Methods for positively-driving spiral conveyors

#50
20190389662
2019-12-26

Positive-drive spiral conveyor

#51
20190382207
2019-12-19

Spiral conveying mesh chain

#52
20190308817
2019-10-10

Spiral conveyor system

#53
20190256294
2019-08-22

Direct edge drive conveyor belt

#54
20190210808
2019-07-11

Zero tension system conveyor

#55
20190152708
2019-05-23

Positive-drive spiral conveyor

#56
20190047793
2019-02-14

Helical conveyor

#57
20190016535
2019-01-17

Positive drive for a spiral conveyor and belt module for a radius or spiral conveyor

#58
20180362265
2018-12-20

Systems and methods for cleaning a tray in a grow pod

#59
20180319599
2018-11-08

Fixed shaft drive assembly

#60
20180297782
2018-10-18

Positive-drive spiral conveyor

#61
20180290833
2018-10-11

Spiral conveyor system

#62
20180273301
2018-09-27

Sanitary monopiece cage-bar for direct drive spiral conveyor

#63
20180251309
2018-09-06

Direct edge drive conveyor belt

#64
20180238601
2018-08-23

Configurable spiral freezer

#65
20180170680
2018-06-21

Tapered drive bar apparatus

#66
20180111760
2018-04-26

Zero tension system conveyer

#67
20180072503
2018-03-15

Self-stacking spiral modular plastic conveyor belt with intermediate support

#68
20170369252
2017-12-28

Helical conveyor

#69
20170334652
2017-11-23

Slat for a conveyor

#70
20170291770
2017-10-12

Conveyor and a conveying system

#71
20170270770
2017-09-21

System and method for anticipating low-speed bearing failure

#72
20170096302
2017-04-06

Conveyor for conveying products in vertical direction

#73
20170043955
2017-02-16

Positive-drive spiral conveyor

#74
20170022012
2017-01-26

Spiral conveyor system

#75
20160368712
2016-12-22

Accumulating portal conveyor

#76
20160304285
2016-10-20

Freewheel assist for a spiral conveyor belt system

#77
20160272434
2016-09-22

Spiral conveyor belt system and method for determining overdrive of the same

#78
20160272431
2016-09-22

Conveyor for transporting articles along a generally vertical path and endless carrier for a conveyor

#79
20160272430
2016-09-22

Slat for a conveyor

#80
20160194154
2016-07-07

Conveyor device for conveying food

#81
20160046447
2016-02-18

Spiral conveyor with controlled take-up

#82
20160031655
2016-02-04

Buffer conveyor having parallel tracks

#83
20150375941
2015-12-31

Accumulating portal conveyor

#84
20150353285
2015-12-10

Conveyor device for conveying food

#85
20150298908
2015-10-22

Gravity conveyor

#86
20150291360
2015-10-15

Conveyor comprising two helical tracks connected by a bridging track

#87
20150225176
2015-08-13

Zero tension system conveyor

#88
20150090560
2015-04-02

Positive-drive spiral conveyor with overlapping cage-bar caps

#89
20150083552
2015-03-26

Conveyor

#90
20150047952
2015-02-19

Positive-drive spiral conveyor

#91
20140299450
2014-10-09

Column drive for spiral conveyors

#92
20140174890
2014-06-26

Multi-track helical conveyor

#93
20140138210
2014-05-22

Device for supplying molded parts in a beverage filling plant

#94
20130256095
2013-10-03

Conveyor system

#95
20130213773
2013-08-22

Positive-drive spiral conveyor and belt

#96
20130153369
2013-06-20

Spiral conveyor

#97
20130112531
2013-05-09

Zero tension system conveyor

#98
20130001051
2013-01-03

Guide arrangement for use with a transport member

#99
20120247929
2012-10-04

Conveyor belt take-up assembly and method

#100
20120125739
2012-05-24

Conveyor

#101
20120103762
2012-05-03

CONVEYOR WITH PARALLEL CONVEYOR MEMBERS DEFINING A HELICAL PATH

#102
20120060414
2012-03-15

Conveying system, tower structure with conveying system, and method for conveying containers with a conveying system

#103
20120043182
2012-02-23

Multi-track helical conveyor

#104
20120006654
2012-01-12

Positive-drive spiral conveyor

#105
20110297513
2011-12-08

Bar conveyor belt, particularly for the food industry

#106
20110259711
2011-10-27

Buffer conveyor having parallel tracks

#107
20110174596
2011-07-21

Spiral belt conveyor

#108
20110061993
2011-03-17

Device for transporting objects

#109
20110056806
2011-03-10

Spiral conveyor system and methods

#110
20100314223
2010-12-16

Conveyance means

#111
20100147161
2010-06-17

Spiral transfer heat treatment apparatus

#112
20100140054
2010-06-10

Apparatus and method for buffering products

#113
20100096243
2010-04-22

Conveyor system

#114
20100089724
2010-04-15

Conveyor

#115
20100038212
2010-02-18

Conveyor means for articles

#116
20090038916
2009-02-12

Helical conveyor without overdrive

#117
20080308386
2008-12-18

Device for buffering products and a method of operating this

#118
20080302638
2008-12-11

Supporting Installation

#119
20080214343
2008-09-04

Supporting Installation, Conveyor Chain for Such Supporting Installation and Chain Link for Such Conveyor Chain

#120
20080184552
2008-08-07

Buffer arrangement

#121
20080142336
2008-06-19

Device for dynamic storage of objects

#122
20080000759
2008-01-03

Rod retaining snap rod with enlarged retaining ring

#123
20070221477
2007-09-27

Method and device for buffering products

#124
20070193853
2007-08-23

CHAIN CONVEYOR

#125
20070175736
2007-08-02

Modular conveyor belt with tight radius in one curve direction

#126
20070175735
2007-08-02

Link for the connection of rods of a conveyor belt spirally wound around a driven drum, conveyor belt and conveying system with such connective links

#127
20060266627
2006-11-30

Rod retaining snap rod with enlarged retaining ring

#128
20060266623
2006-11-30

Self-stacking spiral conveyor belt

#129
20060201791
2006-09-14

Rod retaining snap rod with enlarged retaining ring

#130
20060185964
2006-08-24

Supporting installation and bearing element therefor

#131
20060131139
2006-06-22

Conveyor belt

#132
20060070860
2006-04-06

Structure of a conveyer belt

#133
20060021847
2006-02-02

Roller conveyor

#134
20050284734
2005-12-29

Drive for conveyor belts

#135
20050274589
2005-12-15

Device for sorting products

#136
20050224316
2005-10-13

Flexible transfer installation and foodstuff transfer system provided with the flexible transfer installation

#137
20050167249
2005-08-04

Method and blank for manufacturing a bent curve element, bent curve element, curve unit comprising a bent curve element and also conveying track comprising such a curve unit

#138
20050109581
2005-05-26

Methods and systems to facilitate spiral conveyance

#139
20050092585
2005-05-05

Self-stacking spiral conveyor with modular drive system

#140
20050082145
2005-04-21

Spiral conveyor belt drive system

#141
20050016821
2005-01-27

Rod retaining snap rod with enlarged retaining ring

#142
20050016819
2005-01-27

Variable capacity store for objects

#143
16664497
2020-11-10

Glide strips and guide blocks for conveyors

#144
16379429
2020-08-04

Spiral conveyor drum bar

#145
16005884
2019-09-24

Slat for a conveyor

#146
15387840
2018-05-29

Configurable spiral freezer

#147
15224809
2017-11-14

Direct-drive spiral conveyor

#148
13688763
2014-10-07

Conveyor system with multiple level convergence apparatus