AC compressor drive belt tension can be measured by ...

A dc, separately excited motor drives a conveyor belt (constant torque). The terminal voltage of the motor is controlled by a full-wave, ac/dc converter. When the conveyor belt is fully loaded, the triggering angle is adjusted so that the average armature voltage is 150 V, the average armature current is 15 A, and the speed of the motor is 400 rpm.

Augers/Conveyors

2015-3-17 · conveyor belt, except at walkways, unless the conveyor''s energy source has been deenergized and has been locked out or tagged out. A conveyor that could cause injury when started may not be started until personnel in the area are alerted by a signal or by a designated person that the conveyor is about to start.

UNDERBIN CONVEYOR

2021-1-5 · 2320 124th Road Sabetha, Kansas 66534 Phone (785) 431-7900 UNDERBIN CONVEYOR Document: TD-09-06-1023 Revision: D …

FEDERAL MINE SAFETY AND HEALTH REVIEW …

between the drive pulley and the moving conveyor belt of the under scalping screen conveyor. The injured 1/ 30 C.F.R. '' 56.12016 provides: AElectrically powered equipment shall be deenergized before mechanical work is done on such equipment. Power switches shall be locked out or other measures taken which shall prevent the equipment from being

SELECTIVE ARTICLE DIRECTOR MULTIPOSITION GATE

Referring to the drawings, articles A, such as photoprints, are infed on supporting belt conveyor 108 and at a point therealong by the cooperating conveyor 112. Thereupon the moving articles encounter the article directing gate 120 which is in the form of a wedge-shaped plate member having a …

MSHA

2019-9-5 · The layering effect of the fine coal and the fact that deenergized feeders gravity fed onto the draw-off belt conveyor without being positively identified led to a steep-sided void completely bridged over the No. 1 Feeder which was unobserved by the victim or …

DEPANNING MACHINE

Machine for removing biscuits from baking pans including a platform, belt conveyor serially delivering biscuit-containing pans to platform, pan swinging means having magnetic arms pivoted at one edge of platform and disposed in slots therein, loader operable in response to delivery of pan onto platform to slide pan laterally onto magnetic arms which swing up and out to dump biscuits therefrom ...

MSHA

The Cross Hollow conveyor belt is an inclined conveyor belt located at the surface of the underground mine. The conveyor belt carries the raw, or unprocessed, coal from the underground coal mine conveyor belt (#1 conveyor) to a stacking tube located at the raw coal stockpile. The Cross Hollow conveyor belt is approximately 310 feet in length.

FEDERAL MINE SAFETY AND HEALTH REVIEW …

onto the belt and is carried out of the mine (Tr. 37). An MBC is a bridge conveyor that carries the coal. However, unlike a regular bridge conveyor, an MBC can articulate so as to bend around corners. An MBC can be connected to the other bridge conveyors and to the continuous miner by a …

Mine Safety and Health Administration (MSHA)

2014-7-24 · conveyor belt changed from red to green indicating the conveyor was in operation. The Pyott-Boone Electronics Monitoring system indicated the Cross ... emergency, a person can pull on the emergency pull cord and the belt is deenergized and stops running. If a stop control is actuated, it takes several seconds for the conveyor belt to stop due ...

Accident Report Detail | Occupational Safety and Health ...

2009-9-17 · The belt conveyor was initially deenergized by the coworker and a guard removed to allow an adjustment to be made. The removing of the guard exposed a chain and sprocket drive which also had a grease fitting. After the adjustment was made, the conveyor was energized so it could be checked.

Belt tension should be checked every:

2017-2-8 · A dc, separately excited motor drives a conveyor belt (constant torque). The terminal voltage of the motor is 120 V. When the conveyor belt is fully loaded, the armature current of the motor is 15 A and the speed of the motor is 180 rpm. The armature resistance of the motor is 2 Ω.

Final Report

2011-2-24 · The belt conveyor was not deenergized, locked and tagged out, and blocked against motion prior to persons removing tramp metal from the magnet. Additionally, the startup procedures for the belt conveyor did not ensure that persons were protected when it was started. The required audible warning device could not be heard above the plant noise.

Accident Report Detail | Occupational Safety and Health ...

2010-9-3 · The DDM Wave Feeder and the Reception Belt conveyor system were deenergized and locked out. The DDM Edger Chipper Multifunction line operators control panel was being used to maintain the log selector gate in an open position. The Log Selection Gate control switch was placed in the "AUTO" position on the control booth console.

Lockout/Tagout Procedures

2020-10-8 · understand scenario is if an inclined belt had an emergency shutdown with material loaded on the belt, the weight of the material will cause the belt to roll backward. Both the movement of the belt and the potential cascade of material off the downhill end of they conveyor cause risk of injury to the unlucky or unwary employee.

Final Report

The belt conveyor was not deenergized and blocked against motion before persons removed spillage Additionally, the procedures for starting the belt conveyor did. Live Chat » Safeguarding Equipment and Protecting Workers from

MSHA Machine Guarding | Belt (Mechanical) | Mechanical ...

2014-7-16 · It must be sufficiently taut to assure the drive motor will be deenergized when the stop cord is pulled. Conveyor Railings. The installation of a railing may be provided in lieu of conveyor guarding. The railing must be placed above belt level to prevent contact with the moving belt. When cable is used, it must be kept tight and free of burrs.

Controlled flow gravity conveyor

The gravity-type roller conveyor set forth in claim 7 wherein certain of said array of rollers engaged by said brake assemblies are linked together by friction enhancing belt-like means. 9. In a gravity-type roller conveyor for directing packages along a sloped trackway defined by a series of rollers to support the packages, the improvement ...

California Code of Regulations, Title 8, Section 2944.1 ...

(8) Employees shall not ride a coal or ash-handling conveyor belt at any time. Employees shall not cross over the conveyor belt, except at walkways, unless the conveyor''s energy source has been deenergized and has been locked out or tagged in accordance with Section 2940.13.

INSTALLATION OPERATION MAINTENANCE MANUAL

2014-1-15 · Narrow Belt Accumulation Conveyor . NBA 23 2. 90480003rev090710 . ... must be deenergized to prevent accidental cycling - of the device. Make sure personnel are clear of all conveyor equipment before restarting the system. Maintain enough clearance on each side of the unit

MNM Fatal 2011-03

2019-6-8 · belt conveyor to clean the tramp metal magnet. The belt conveyor was . not deenergized, locked and tagged out, and blocked against motion . prior to persons removing tramp metal from the magnet. Additionally, the startup procedures for the belt conveyor did not ensure . that persons were protected when it was started. The required audible

ia Department of Mines, Minerals & Energy

2004-9-26 · belt conveyor tailpiece, the belt crew deenergized this belt using the remote belt control switch - 8 - and proceeded to install a bottom belt scraper, that had previously been removed. While attempting to install the bottom belt scraper at this location, the belt crew determined that the belt

MSHA

2019-9-5 · Power to the collecting belt conveyor drive motor was deenergized, locked and tagged out by Jerry Collins, Mechanic, to prevent accidental movement of the belt flight while repair work was being performed. The 300 vdc electric bonder and 575 vac arc welder had been modified to be used as a cutting tool instead of a welding tool.

Stone, Sand and Gravel Review

RIP & SHARE | Hazard Alert – Conveyor Startup Fatalities THREE MINERS DIED IN the last 20 months when the belt conveyor they were working on started unexpectedly, conveying them under obstructions or off the end of the belt. In each case, the conveyor drive motor was not deenergized, locked and tagged.

Final Report

2021-9-17 · The belt conveyor was not deenergized and blocked against motion before persons removed spillage. Additionally, the procedures for starting the belt conveyor did not ensure that persons were protected. ENFORCEMENT ACTIONS. Order No. 6459094 was issued on October 16, 2010, under the provisions of Section 103(j) of the Mine Act. This order was ...

MSHA

2019-9-5 · 2. The # 9 belt starting box did not have serial numbers nor could the manufacturer''s name or model be determined. 3. The # 9 belt conveyor drive is approximately 1,050 feet below the surface. 4. The area around the # 9 belt starting box was found to be wet. 5. Gloves were not being used by the victim at the time of the accident.

UNITED STATES DEPARTMENT OF LABOR MINE SAFETY …

2019-6-8 · The belt conveyor was not deenergized, locked and tagged out, and blocked against motion prior to persons removing tramp metal from the magnet. Additionally, thestartup procedure s for the belt conveyor did not ensure that persons were protectedwhen it was started. The required audible warning ...

Inspection Detail | Occupational Safety and Health ...

2010-9-4 · The DDM Wave Feeder and the Reception Belt conveyor system were deenergized and locked out. The DDM Edger Chipper Multifunction line operators control panel was being used to maintain the log selector gate in an open position. The Log Selection Gate control switch was placed in the "AUTO" position on the control booth console.